Home / 15,753,451.74-21,739,462.47-8,877,795.90

Finding the Fourth Proportional to 15,753,451.74, 21,739,462.47 and 8,877,795.90

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Solution

The fourth proportional to 15,753,451.74, 21,739,462.47 and 8,877,795.90 is: 12,251,188.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,753,451.74 : 21,739,462.47 = 8,877,795.90 : x
  2. Step 2: Convert to fraction form
    15,753,451.74/21,739,462.47 = 8,877,795.90/x
  3. Step 3: Cross multiply
    15,753,451.74x = 21,739,462.47 × 8,877,795.90
  4. Step 4: Simplify right side
    15,753,451.74x = 192,998,510,784,369.88
  5. Step 5: Solve for x
    x = 192,998,510,784,369.88/15,753,451.74
  6. Step 6: Final answer
    x = 12,251,188.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.