Home / 13,248,712.20-19,873,068.30-7,186,348.20

Finding the Fourth Proportional to 13,248,712.20, 19,873,068.30 and 7,186,348.20

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Solution

The fourth proportional to 13,248,712.20, 19,873,068.30 and 7,186,348.20 is: 10,779,522.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248,712.20 : 19,873,068.30 = 7,186,348.20 : x
  2. Step 2: Convert to fraction form
    13,248,712.20/19,873,068.30 = 7,186,348.20/x
  3. Step 3: Cross multiply
    13,248,712.20x = 19,873,068.30 × 7,186,348.20
  4. Step 4: Simplify right side
    13,248,712.20x = 142,814,788,606,182.06
  5. Step 5: Solve for x
    x = 142,814,788,606,182.06/13,248,712.20
  6. Step 6: Final answer
    x = 10,779,522.30

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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.