Home / 42,670,515.46-63,979,853.88-16,731,741.70

Finding the Fourth Proportional to 42,670,515.46, 63,979,853.88 and 16,731,741.70

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Solution

The fourth proportional to 42,670,515.46, 63,979,853.88 and 16,731,741.70 is: 25,087,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,670,515.46 : 63,979,853.88 = 16,731,741.70 : x
  2. Step 2: Convert to fraction form
    42,670,515.46/63,979,853.88 = 16,731,741.70/x
  3. Step 3: Cross multiply
    42,670,515.46x = 63,979,853.88 × 16,731,741.70
  4. Step 4: Simplify right side
    42,670,515.46x = 1,070,494,389,123,902.75
  5. Step 5: Solve for x
    x = 1,070,494,389,123,902.75/42,670,515.46
  6. Step 6: Final answer
    x = 25,087,449.20

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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.