Home / 10,244,120.80-15,366,181.20-9,771,728.80

Finding the Fourth Proportional to 10,244,120.80, 15,366,181.20 and 9,771,728.80

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Solution

The fourth proportional to 10,244,120.80, 15,366,181.20 and 9,771,728.80 is: 14,657,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,244,120.80 : 15,366,181.20 = 9,771,728.80 : x
  2. Step 2: Convert to fraction form
    10,244,120.80/15,366,181.20 = 9,771,728.80/x
  3. Step 3: Cross multiply
    10,244,120.80x = 15,366,181.20 × 9,771,728.80
  4. Step 4: Simplify right side
    10,244,120.80x = 150,154,155,378,058.56
  5. Step 5: Solve for x
    x = 150,154,155,378,058.56/10,244,120.80
  6. Step 6: Final answer
    x = 14,657,593.20

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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.