Home / 13,885,691.24-20,829,905.76-4,786,590.92

Finding the Fourth Proportional to 13,885,691.24, 20,829,905.76 and 4,786,590.92

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Solution

The fourth proportional to 13,885,691.24, 20,829,905.76 and 4,786,590.92 is: 7,180,358.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,885,691.24 : 20,829,905.76 = 4,786,590.92 : x
  2. Step 2: Convert to fraction form
    13,885,691.24/20,829,905.76 = 4,786,590.92/x
  3. Step 3: Cross multiply
    13,885,691.24x = 20,829,905.76 × 4,786,590.92
  4. Step 4: Simplify right side
    13,885,691.24x = 99,704,237,775,271.70
  5. Step 5: Solve for x
    x = 99,704,237,775,271.70/13,885,691.24
  6. Step 6: Final answer
    x = 7,180,358.26

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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.