Home / 11,330,675.28-15,635,843.08-6,435,882.24

Finding the Fourth Proportional to 11,330,675.28, 15,635,843.08 and 6,435,882.24

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Solution

The fourth proportional to 11,330,675.28, 15,635,843.08 and 6,435,882.24 is: 8,881,239.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330,675.28 : 15,635,843.08 = 6,435,882.24 : x
  2. Step 2: Convert to fraction form
    11,330,675.28/15,635,843.08 = 6,435,882.24/x
  3. Step 3: Cross multiply
    11,330,675.28x = 15,635,843.08 × 6,435,882.24
  4. Step 4: Simplify right side
    11,330,675.28x = 100,630,444,785,998.91
  5. Step 5: Solve for x
    x = 100,630,444,785,998.91/11,330,675.28
  6. Step 6: Final answer
    x = 8,881,239.85

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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.