Home / 40,719,175.20-61,057,767.60-15,147,021.60

Finding the Fourth Proportional to 40,719,175.20, 61,057,767.60 and 15,147,021.60

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Solution

The fourth proportional to 40,719,175.20, 61,057,767.60 and 15,147,021.60 is: 22,712,722.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,719,175.20 : 61,057,767.60 = 15,147,021.60 : x
  2. Step 2: Convert to fraction form
    40,719,175.20/61,057,767.60 = 15,147,021.60/x
  3. Step 3: Cross multiply
    40,719,175.20x = 61,057,767.60 × 15,147,021.60
  4. Step 4: Simplify right side
    40,719,175.20x = 924,843,324,684,980.12
  5. Step 5: Solve for x
    x = 924,843,324,684,980.12/40,719,175.20
  6. Step 6: Final answer
    x = 22,712,722.45

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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.