Home / 38,725,867.50-58,052,715.66-13,149,388.50

Finding the Fourth Proportional to 38,725,867.50, 58,052,715.66 and 13,149,388.50

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Solution

The fourth proportional to 38,725,867.50, 58,052,715.66 and 13,149,388.50 is: 19,711,829.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,725,867.50 : 58,052,715.66 = 13,149,388.50 : x
  2. Step 2: Convert to fraction form
    38,725,867.50/58,052,715.66 = 13,149,388.50/x
  3. Step 3: Cross multiply
    38,725,867.50x = 58,052,715.66 × 13,149,388.50
  4. Step 4: Simplify right side
    38,725,867.50x = 763,357,711,693,373.88
  5. Step 5: Solve for x
    x = 763,357,711,693,373.88/38,725,867.50
  6. Step 6: Final answer
    x = 19,711,829.87

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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.