Home / 10,404,816.10-15,607,224.15-7,381,507.30

Finding the Fourth Proportional to 10,404,816.10, 15,607,224.15 and 7,381,507.30

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Solution

The fourth proportional to 10,404,816.10, 15,607,224.15 and 7,381,507.30 is: 11,072,260.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,404,816.10 : 15,607,224.15 = 7,381,507.30 : x
  2. Step 2: Convert to fraction form
    10,404,816.10/15,607,224.15 = 7,381,507.30/x
  3. Step 3: Cross multiply
    10,404,816.10x = 15,607,224.15 × 7,381,507.30
  4. Step 4: Simplify right side
    10,404,816.10x = 115,204,838,995,961.30
  5. Step 5: Solve for x
    x = 115,204,838,995,961.30/10,404,816.10
  6. Step 6: Final answer
    x = 11,072,260.95

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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.