Home / 15,746,444.20-23,619,666.30-13,755,788.20

Finding the Fourth Proportional to 15,746,444.20, 23,619,666.30 and 13,755,788.20

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Solution

The fourth proportional to 15,746,444.20, 23,619,666.30 and 13,755,788.20 is: 20,633,682.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,746,444.20 : 23,619,666.30 = 13,755,788.20 : x
  2. Step 2: Convert to fraction form
    15,746,444.20/23,619,666.30 = 13,755,788.20/x
  3. Step 3: Cross multiply
    15,746,444.20x = 23,619,666.30 × 13,755,788.20
  4. Step 4: Simplify right side
    15,746,444.20x = 324,907,126,977,477.62
  5. Step 5: Solve for x
    x = 324,907,126,977,477.62/15,746,444.20
  6. Step 6: Final answer
    x = 20,633,682.30

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Double scale
Find fourth proportional to 15,746,445.20, 23,619,667.80 and 13,755,789.20
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.