Home / 13,230,398.05-19,816,663.06-9,380,550.87

Finding the Fourth Proportional to 13,230,398.05, 19,816,663.06 and 9,380,550.87

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Solution

The fourth proportional to 13,230,398.05, 19,816,663.06 and 9,380,550.87 is: 14,050,311.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,230,398.05 : 19,816,663.06 = 9,380,550.87 : x
  2. Step 2: Convert to fraction form
    13,230,398.05/19,816,663.06 = 9,380,550.87/x
  3. Step 3: Cross multiply
    13,230,398.05x = 19,816,663.06 × 9,380,550.87
  4. Step 4: Simplify right side
    13,230,398.05x = 185,891,215,919,705.53
  5. Step 5: Solve for x
    x = 185,891,215,919,705.53/13,230,398.05
  6. Step 6: Final answer
    x = 14,050,311.66

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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.