Home / 9,170,101.68-12,654,871.83-5,040,515.13

Finding the Fourth Proportional to 9,170,101.68, 12,654,871.83 and 5,040,515.13

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Solution

The fourth proportional to 9,170,101.68, 12,654,871.83 and 5,040,515.13 is: 6,955,983.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170,101.68 : 12,654,871.83 = 5,040,515.13 : x
  2. Step 2: Convert to fraction form
    9,170,101.68/12,654,871.83 = 5,040,515.13/x
  3. Step 3: Cross multiply
    9,170,101.68x = 12,654,871.83 × 5,040,515.13
  4. Step 4: Simplify right side
    9,170,101.68x = 63,787,072,927,325.79
  5. Step 5: Solve for x
    x = 63,787,072,927,325.79/9,170,101.68
  6. Step 6: Final answer
    x = 6,955,983.17

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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.