Home / 10,126,345.28-13,974,487.80-5,542,568.24

Finding the Fourth Proportional to 10,126,345.28, 13,974,487.80 and 5,542,568.24

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Solution

The fourth proportional to 10,126,345.28, 13,974,487.80 and 5,542,568.24 is: 7,648,816.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126,345.28 : 13,974,487.80 = 5,542,568.24 : x
  2. Step 2: Convert to fraction form
    10,126,345.28/13,974,487.80 = 5,542,568.24/x
  3. Step 3: Cross multiply
    10,126,345.28x = 13,974,487.80 × 5,542,568.24
  4. Step 4: Simplify right side
    10,126,345.28x = 77,454,552,250,547.48
  5. Step 5: Solve for x
    x = 77,454,552,250,547.48/10,126,345.28
  6. Step 6: Final answer
    x = 7,648,816.04

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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.