Home / 7,524,005.60-11,286,008.40-7,412,031.20

Finding the Fourth Proportional to 7,524,005.60, 11,286,008.40 and 7,412,031.20

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Solution

The fourth proportional to 7,524,005.60, 11,286,008.40 and 7,412,031.20 is: 11,118,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524,005.60 : 11,286,008.40 = 7,412,031.20 : x
  2. Step 2: Convert to fraction form
    7,524,005.60/11,286,008.40 = 7,412,031.20/x
  3. Step 3: Cross multiply
    7,524,005.60x = 11,286,008.40 × 7,412,031.20
  4. Step 4: Simplify right side
    7,524,005.60x = 83,652,246,384,262.08
  5. Step 5: Solve for x
    x = 83,652,246,384,262.08/7,524,005.60
  6. Step 6: Final answer
    x = 11,118,046.80

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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.