Home / 84,047,272.32-125,812,335.69-54,838,217.01

Finding the Fourth Proportional to 84,047,272.32, 125,812,335.69 and 54,838,217.01

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Solution

The fourth proportional to 84,047,272.32, 125,812,335.69 and 54,838,217.01 is: 82,088,614.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,047,272.32 : 125,812,335.69 = 54,838,217.01 : x
  2. Step 2: Convert to fraction form
    84,047,272.32/125,812,335.69 = 54,838,217.01/x
  3. Step 3: Cross multiply
    84,047,272.32x = 125,812,335.69 × 54,838,217.01
  4. Step 4: Simplify right side
    84,047,272.32x = 6,899,324,167,103,188
  5. Step 5: Solve for x
    x = 6,899,324,167,103,188/84,047,272.32
  6. Step 6: Final answer
    x = 82,088,614.86

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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.