Home / 10,373,652.72-14,314,320-5,790,167.28

Finding the Fourth Proportional to 10,373,652.72, 14,314,320 and 5,790,167.28

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Solution

The fourth proportional to 10,373,652.72, 14,314,320 and 5,790,167.28 is: 7,989,693.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,373,652.72 : 14,314,320 = 5,790,167.28 : x
  2. Step 2: Convert to fraction form
    10,373,652.72/14,314,320 = 5,790,167.28/x
  3. Step 3: Cross multiply
    10,373,652.72x = 14,314,320 × 5,790,167.28
  4. Step 4: Simplify right side
    10,373,652.72x = 82,882,307,299,449.61
  5. Step 5: Solve for x
    x = 82,882,307,299,449.61/10,373,652.72
  6. Step 6: Final answer
    x = 7,989,693.65

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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.