Home / 10,127,932.28-13,976,545.48-5,481,716.50

Finding the Fourth Proportional to 10,127,932.28, 13,976,545.48 and 5,481,716.50

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Solution

The fourth proportional to 10,127,932.28, 13,976,545.48 and 5,481,716.50 is: 7,564,768.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,127,932.28 : 13,976,545.48 = 5,481,716.50 : x
  2. Step 2: Convert to fraction form
    10,127,932.28/13,976,545.48 = 5,481,716.50/x
  3. Step 3: Cross multiply
    10,127,932.28x = 13,976,545.48 × 5,481,716.50
  4. Step 4: Simplify right side
    10,127,932.28x = 76,615,459,970,716.42
  5. Step 5: Solve for x
    x = 76,615,459,970,716.42/10,127,932.28
  6. Step 6: Final answer
    x = 7,564,768.19

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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.