Home / 6,143,627.17-8,478,209.10-3,427,373.17

Finding the Fourth Proportional to 6,143,627.17, 8,478,209.10 and 3,427,373.17

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Solution

The fourth proportional to 6,143,627.17, 8,478,209.10 and 3,427,373.17 is: 4,729,776.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143,627.17 : 8,478,209.10 = 3,427,373.17 : x
  2. Step 2: Convert to fraction form
    6,143,627.17/8,478,209.10 = 3,427,373.17/x
  3. Step 3: Cross multiply
    6,143,627.17x = 8,478,209.10 × 3,427,373.17
  4. Step 4: Simplify right side
    6,143,627.17x = 29,057,986,398,989.84
  5. Step 5: Solve for x
    x = 29,057,986,398,989.84/6,143,627.17
  6. Step 6: Final answer
    x = 4,729,776.99

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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.