Home / 39,498,440.60-59,247,660.90-20,366,564.60

Finding the Fourth Proportional to 39,498,440.60, 59,247,660.90 and 20,366,564.60

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Solution

The fourth proportional to 39,498,440.60, 59,247,660.90 and 20,366,564.60 is: 30,549,846.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,498,440.60 : 59,247,660.90 = 20,366,564.60 : x
  2. Step 2: Convert to fraction form
    39,498,440.60/59,247,660.90 = 20,366,564.60/x
  3. Step 3: Cross multiply
    39,498,440.60x = 59,247,660.90 × 20,366,564.60
  4. Step 4: Simplify right side
    39,498,440.60x = 1,206,671,313,118,744.25
  5. Step 5: Solve for x
    x = 1,206,671,313,118,744.25/39,498,440.60
  6. Step 6: Final answer
    x = 30,549,846.90

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Similar ratio
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1.5x scale

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.