Home / 25,757,780.80-38,654,385.72-10,611,712.30

Finding the Fourth Proportional to 25,757,780.80, 38,654,385.72 and 10,611,712.30

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Solution

The fourth proportional to 25,757,780.80, 38,654,385.72 and 10,611,712.30 is: 15,924,866.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,757,780.80 : 38,654,385.72 = 10,611,712.30 : x
  2. Step 2: Convert to fraction form
    25,757,780.80/38,654,385.72 = 10,611,712.30/x
  3. Step 3: Cross multiply
    25,757,780.80x = 38,654,385.72 × 10,611,712.30
  4. Step 4: Simplify right side
    25,757,780.80x = 410,189,220,393,868.38
  5. Step 5: Solve for x
    x = 410,189,220,393,868.38/25,757,780.80
  6. Step 6: Final answer
    x = 15,924,866.49

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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.