Home / 39,881,010.60-59,821,515.90-12,957,388.20

Finding the Fourth Proportional to 39,881,010.60, 59,821,515.90 and 12,957,388.20

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Solution

The fourth proportional to 39,881,010.60, 59,821,515.90 and 12,957,388.20 is: 19,436,082.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,881,010.60 : 59,821,515.90 = 12,957,388.20 : x
  2. Step 2: Convert to fraction form
    39,881,010.60/59,821,515.90 = 12,957,388.20/x
  3. Step 3: Cross multiply
    39,881,010.60x = 59,821,515.90 × 12,957,388.20
  4. Step 4: Simplify right side
    39,881,010.60x = 775,130,604,228,772.38
  5. Step 5: Solve for x
    x = 775,130,604,228,772.38/39,881,010.60
  6. Step 6: Final answer
    x = 19,436,082.30

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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.