Home / 63,877,101.30-95,839,271.55-20,747,711.70

Finding the Fourth Proportional to 63,877,101.30, 95,839,271.55 and 20,747,711.70

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Solution

The fourth proportional to 63,877,101.30, 95,839,271.55 and 20,747,711.70 is: 31,129,239.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,877,101.30 : 95,839,271.55 = 20,747,711.70 : x
  2. Step 2: Convert to fraction form
    63,877,101.30/95,839,271.55 = 20,747,711.70/x
  3. Step 3: Cross multiply
    63,877,101.30x = 95,839,271.55 × 20,747,711.70
  4. Step 4: Simplify right side
    63,877,101.30x = 1,988,445,575,657,412
  5. Step 5: Solve for x
    x = 1,988,445,575,657,412/63,877,101.30
  6. Step 6: Final answer
    x = 31,129,239.35

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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.