Home / 39,705,092.20-59,557,638.30-12,778,748.20

Finding the Fourth Proportional to 39,705,092.20, 59,557,638.30 and 12,778,748.20

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Solution

The fourth proportional to 39,705,092.20, 59,557,638.30 and 12,778,748.20 is: 19,168,122.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,705,092.20 : 59,557,638.30 = 12,778,748.20 : x
  2. Step 2: Convert to fraction form
    39,705,092.20/59,557,638.30 = 12,778,748.20/x
  3. Step 3: Cross multiply
    39,705,092.20x = 59,557,638.30 × 12,778,748.20
  4. Step 4: Simplify right side
    39,705,092.20x = 761,072,063,222,376
  5. Step 5: Solve for x
    x = 761,072,063,222,376/39,705,092.20
  6. Step 6: Final answer
    x = 19,168,122.30

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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.