Home / 40,420,127.20-60,630,190.80-14,857,815.10

Finding the Fourth Proportional to 40,420,127.20, 60,630,190.80 and 14,857,815.10

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Solution

The fourth proportional to 40,420,127.20, 60,630,190.80 and 14,857,815.10 is: 22,286,722.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,420,127.20 : 60,630,190.80 = 14,857,815.10 : x
  2. Step 2: Convert to fraction form
    40,420,127.20/60,630,190.80 = 14,857,815.10/x
  3. Step 3: Cross multiply
    40,420,127.20x = 60,630,190.80 × 14,857,815.10
  4. Step 4: Simplify right side
    40,420,127.20x = 900,832,164,384,121
  5. Step 5: Solve for x
    x = 900,832,164,384,121/40,420,127.20
  6. Step 6: Final answer
    x = 22,286,722.65

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Double scale
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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.