Home / 74,366,130.76-111,567,129.50-25,836,921.52

Finding the Fourth Proportional to 74,366,130.76, 111,567,129.50 and 25,836,921.52

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Solution

The fourth proportional to 74,366,130.76, 111,567,129.50 and 25,836,921.52 is: 38,761,612.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,366,130.76 : 111,567,129.50 = 25,836,921.52 : x
  2. Step 2: Convert to fraction form
    74,366,130.76/111,567,129.50 = 25,836,921.52/x
  3. Step 3: Cross multiply
    74,366,130.76x = 111,567,129.50 × 25,836,921.52
  4. Step 4: Simplify right side
    74,366,130.76x = 2,882,551,169,103,177
  5. Step 5: Solve for x
    x = 2,882,551,169,103,177/74,366,130.76
  6. Step 6: Final answer
    x = 38,761,612.84

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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.