Home / 74,309,497.22-102,562,194.57-42,948,877.70

Finding the Fourth Proportional to 74,309,497.22, 102,562,194.57 and 42,948,877.70

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Solution

The fourth proportional to 74,309,497.22, 102,562,194.57 and 42,948,877.70 is: 59,278,171.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,309,497.22 : 102,562,194.57 = 42,948,877.70 : x
  2. Step 2: Convert to fraction form
    74,309,497.22/102,562,194.57 = 42,948,877.70/x
  3. Step 3: Cross multiply
    74,309,497.22x = 102,562,194.57 × 42,948,877.70
  4. Step 4: Simplify right side
    74,309,497.22x = 4,404,931,151,230,534
  5. Step 5: Solve for x
    x = 4,404,931,151,230,534/74,309,497.22
  6. Step 6: Final answer
    x = 59,278,171.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.