Home / 64,272,652.59-96,396,425.20-20,541,680.54

Finding the Fourth Proportional to 64,272,652.59, 96,396,425.20 and 20,541,680.54

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Solution

The fourth proportional to 64,272,652.59, 96,396,425.20 and 20,541,680.54 is: 30,808,508.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,272,652.59 : 96,396,425.20 = 20,541,680.54 : x
  2. Step 2: Convert to fraction form
    64,272,652.59/96,396,425.20 = 20,541,680.54/x
  3. Step 3: Cross multiply
    64,272,652.59x = 96,396,425.20 × 20,541,680.54
  4. Step 4: Simplify right side
    64,272,652.59x = 1,980,144,571,656,405.50
  5. Step 5: Solve for x
    x = 1,980,144,571,656,405.50/64,272,652.59
  6. Step 6: Final answer
    x = 30,808,508.62

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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.