Home / 10,432,034.20-15,627,056.10-7,240,763.80

Finding the Fourth Proportional to 10,432,034.20, 15,627,056.10 and 7,240,763.80

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Solution

The fourth proportional to 10,432,034.20, 15,627,056.10 and 7,240,763.80 is: 10,846,573.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432,034.20 : 15,627,056.10 = 7,240,763.80 : x
  2. Step 2: Convert to fraction form
    10,432,034.20/15,627,056.10 = 7,240,763.80/x
  3. Step 3: Cross multiply
    10,432,034.20x = 15,627,056.10 × 7,240,763.80
  4. Step 4: Simplify right side
    10,432,034.20x = 113,151,822,109,449.17
  5. Step 5: Solve for x
    x = 113,151,822,109,449.17/10,432,034.20
  6. Step 6: Final answer
    x = 10,846,573.16

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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.