Home / 20,736,093.60-31,104,140.40-15,025,399.20

Finding the Fourth Proportional to 20,736,093.60, 31,104,140.40 and 15,025,399.20

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Solution

The fourth proportional to 20,736,093.60, 31,104,140.40 and 15,025,399.20 is: 22,538,098.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,736,093.60 : 31,104,140.40 = 15,025,399.20 : x
  2. Step 2: Convert to fraction form
    20,736,093.60/31,104,140.40 = 15,025,399.20/x
  3. Step 3: Cross multiply
    20,736,093.60x = 31,104,140.40 × 15,025,399.20
  4. Step 4: Simplify right side
    20,736,093.60x = 467,352,126,282,847.62
  5. Step 5: Solve for x
    x = 467,352,126,282,847.62/20,736,093.60
  6. Step 6: Final answer
    x = 22,538,098.80

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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.