Home / 38,616,083.10-57,924,124.65-20,413,244.70

Finding the Fourth Proportional to 38,616,083.10, 57,924,124.65 and 20,413,244.70

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Solution

The fourth proportional to 38,616,083.10, 57,924,124.65 and 20,413,244.70 is: 30,619,867.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,616,083.10 : 57,924,124.65 = 20,413,244.70 : x
  2. Step 2: Convert to fraction form
    38,616,083.10/57,924,124.65 = 20,413,244.70/x
  3. Step 3: Cross multiply
    38,616,083.10x = 57,924,124.65 × 20,413,244.70
  4. Step 4: Simplify right side
    38,616,083.10x = 1,182,419,330,513,751.75
  5. Step 5: Solve for x
    x = 1,182,419,330,513,751.75/38,616,083.10
  6. Step 6: Final answer
    x = 30,619,867.05

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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.