Home / 57,755,800.40-86,657,028.60-25,413,861.20

Finding the Fourth Proportional to 57,755,800.40, 86,657,028.60 and 25,413,861.20

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Solution

The fourth proportional to 57,755,800.40, 86,657,028.60 and 25,413,861.20 is: 38,131,056.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,755,800.40 : 86,657,028.60 = 25,413,861.20 : x
  2. Step 2: Convert to fraction form
    57,755,800.40/86,657,028.60 = 25,413,861.20/x
  3. Step 3: Cross multiply
    57,755,800.40x = 86,657,028.60 × 25,413,861.20
  4. Step 4: Simplify right side
    57,755,800.40x = 2,202,289,696,844,830
  5. Step 5: Solve for x
    x = 2,202,289,696,844,830/57,755,800.40
  6. Step 6: Final answer
    x = 38,131,056.65

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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.