Home / 42,366,906.30-63,550,359.45-12,070,832.70

Finding the Fourth Proportional to 42,366,906.30, 63,550,359.45 and 12,070,832.70

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Solution

The fourth proportional to 42,366,906.30, 63,550,359.45 and 12,070,832.70 is: 18,106,249.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,366,906.30 : 63,550,359.45 = 12,070,832.70 : x
  2. Step 2: Convert to fraction form
    42,366,906.30/63,550,359.45 = 12,070,832.70/x
  3. Step 3: Cross multiply
    42,366,906.30x = 63,550,359.45 × 12,070,832.70
  4. Step 4: Simplify right side
    42,366,906.30x = 767,105,756,945,814
  5. Step 5: Solve for x
    x = 767,105,756,945,814/42,366,906.30
  6. Step 6: Final answer
    x = 18,106,249.05

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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.