Home / 66,445,562.20-99,687,005.70-32,368,019.80

Finding the Fourth Proportional to 66,445,562.20, 99,687,005.70 and 32,368,019.80

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Solution

The fourth proportional to 66,445,562.20, 99,687,005.70 and 32,368,019.80 is: 48,561,120.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,445,562.20 : 99,687,005.70 = 32,368,019.80 : x
  2. Step 2: Convert to fraction form
    66,445,562.20/99,687,005.70 = 32,368,019.80/x
  3. Step 3: Cross multiply
    66,445,562.20x = 99,687,005.70 × 32,368,019.80
  4. Step 4: Simplify right side
    66,445,562.20x = 3,226,670,974,300,313
  5. Step 5: Solve for x
    x = 3,226,670,974,300,313/66,445,562.20
  6. Step 6: Final answer
    x = 48,561,120.83

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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.