Home / 38,631,864.60-57,947,796.90-11,706,859.80

Finding the Fourth Proportional to 38,631,864.60, 57,947,796.90 and 11,706,859.80

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Solution

The fourth proportional to 38,631,864.60, 57,947,796.90 and 11,706,859.80 is: 17,560,289.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,631,864.60 : 57,947,796.90 = 11,706,859.80 : x
  2. Step 2: Convert to fraction form
    38,631,864.60/57,947,796.90 = 11,706,859.80/x
  3. Step 3: Cross multiply
    38,631,864.60x = 57,947,796.90 × 11,706,859.80
  4. Step 4: Simplify right side
    38,631,864.60x = 678,386,734,027,174.62
  5. Step 5: Solve for x
    x = 678,386,734,027,174.62/38,631,864.60
  6. Step 6: Final answer
    x = 17,560,289.70

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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.