Home / 15,542,613.40-23,313,920.10-12,705,928.60

Finding the Fourth Proportional to 15,542,613.40, 23,313,920.10 and 12,705,928.60

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Solution

The fourth proportional to 15,542,613.40, 23,313,920.10 and 12,705,928.60 is: 19,058,892.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,542,613.40 : 23,313,920.10 = 12,705,928.60 : x
  2. Step 2: Convert to fraction form
    15,542,613.40/23,313,920.10 = 12,705,928.60/x
  3. Step 3: Cross multiply
    15,542,613.40x = 23,313,920.10 × 12,705,928.60
  4. Step 4: Simplify right side
    15,542,613.40x = 296,225,004,176,704.88
  5. Step 5: Solve for x
    x = 296,225,004,176,704.88/15,542,613.40
  6. Step 6: Final answer
    x = 19,058,892.90

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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.