Home / 13,248,507.13-19,860,982.89-5,159,613.85

Finding the Fourth Proportional to 13,248,507.13, 19,860,982.89 and 5,159,613.85

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Solution

The fourth proportional to 13,248,507.13, 19,860,982.89 and 5,159,613.85 is: 7,734,833.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248,507.13 : 19,860,982.89 = 5,159,613.85 : x
  2. Step 2: Convert to fraction form
    13,248,507.13/19,860,982.89 = 5,159,613.85/x
  3. Step 3: Cross multiply
    13,248,507.13x = 19,860,982.89 × 5,159,613.85
  4. Step 4: Simplify right side
    13,248,507.13x = 102,475,002,393,857.02
  5. Step 5: Solve for x
    x = 102,475,002,393,857.02/13,248,507.13
  6. Step 6: Final answer
    x = 7,734,833.92

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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.