Home / 40,822,748.40-61,234,122.60-12,069,165.90

Finding the Fourth Proportional to 40,822,748.40, 61,234,122.60 and 12,069,165.90

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Solution

The fourth proportional to 40,822,748.40, 61,234,122.60 and 12,069,165.90 is: 18,103,748.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,822,748.40 : 61,234,122.60 = 12,069,165.90 : x
  2. Step 2: Convert to fraction form
    40,822,748.40/61,234,122.60 = 12,069,165.90/x
  3. Step 3: Cross multiply
    40,822,748.40x = 61,234,122.60 × 12,069,165.90
  4. Step 4: Simplify right side
    40,822,748.40x = 739,044,784,400,339.38
  5. Step 5: Solve for x
    x = 739,044,784,400,339.38/40,822,748.40
  6. Step 6: Final answer
    x = 18,103,748.85

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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.