Home / 10,352,812.20-15,529,218.30-9,722,956.20

Finding the Fourth Proportional to 10,352,812.20, 15,529,218.30 and 9,722,956.20

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Solution

The fourth proportional to 10,352,812.20, 15,529,218.30 and 9,722,956.20 is: 14,584,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352,812.20 : 15,529,218.30 = 9,722,956.20 : x
  2. Step 2: Convert to fraction form
    10,352,812.20/15,529,218.30 = 9,722,956.20/x
  3. Step 3: Cross multiply
    10,352,812.20x = 15,529,218.30 × 9,722,956.20
  4. Step 4: Simplify right side
    10,352,812.20x = 150,989,909,351,138.47
  5. Step 5: Solve for x
    x = 150,989,909,351,138.47/10,352,812.20
  6. Step 6: Final answer
    x = 14,584,434.30

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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.