Home / 38,930,147.40-58,395,221.10-10,179,189.30

Finding the Fourth Proportional to 38,930,147.40, 58,395,221.10 and 10,179,189.30

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Solution

The fourth proportional to 38,930,147.40, 58,395,221.10 and 10,179,189.30 is: 15,268,783.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,930,147.40 : 58,395,221.10 = 10,179,189.30 : x
  2. Step 2: Convert to fraction form
    38,930,147.40/58,395,221.10 = 10,179,189.30/x
  3. Step 3: Cross multiply
    38,930,147.40x = 58,395,221.10 × 10,179,189.30
  4. Step 4: Simplify right side
    38,930,147.40x = 594,416,009,792,254.25
  5. Step 5: Solve for x
    x = 594,416,009,792,254.25/38,930,147.40
  6. Step 6: Final answer
    x = 15,268,783.95

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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.