Home / 12,753,472.94-19,134,340.42-7,635,102.38

Finding the Fourth Proportional to 12,753,472.94, 19,134,340.42 and 7,635,102.38

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Solution

The fourth proportional to 12,753,472.94, 19,134,340.42 and 7,635,102.38 is: 11,455,126.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,753,472.94 : 19,134,340.42 = 7,635,102.38 : x
  2. Step 2: Convert to fraction form
    12,753,472.94/19,134,340.42 = 7,635,102.38/x
  3. Step 3: Cross multiply
    12,753,472.94x = 19,134,340.42 × 7,635,102.38
  4. Step 4: Simplify right side
    12,753,472.94x = 146,092,648,080,472.22
  5. Step 5: Solve for x
    x = 146,092,648,080,472.22/12,753,472.94
  6. Step 6: Final answer
    x = 11,455,126.68

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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.