Home / 42,286,909.53-63,430,644.56-16,382,087.87

Finding the Fourth Proportional to 42,286,909.53, 63,430,644.56 and 16,382,087.87

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Solution

The fourth proportional to 42,286,909.53, 63,430,644.56 and 16,382,087.87 is: 24,573,240.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,286,909.53 : 63,430,644.56 = 16,382,087.87 : x
  2. Step 2: Convert to fraction form
    42,286,909.53/63,430,644.56 = 16,382,087.87/x
  3. Step 3: Cross multiply
    42,286,909.53x = 63,430,644.56 × 16,382,087.87
  4. Step 4: Simplify right side
    42,286,909.53x = 1,039,126,392,433,593.88
  5. Step 5: Solve for x
    x = 1,039,126,392,433,593.88/42,286,909.53
  6. Step 6: Final answer
    x = 24,573,240.37

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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.