Home / 10,310,278.98-15,467,410-3,920,034.47

Finding the Fourth Proportional to 10,310,278.98, 15,467,410 and 3,920,034.47

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Solution

The fourth proportional to 10,310,278.98, 15,467,410 and 3,920,034.47 is: 5,880,808.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,310,278.98 : 15,467,410 = 3,920,034.47 : x
  2. Step 2: Convert to fraction form
    10,310,278.98/15,467,410 = 3,920,034.47/x
  3. Step 3: Cross multiply
    10,310,278.98x = 15,467,410 × 3,920,034.47
  4. Step 4: Simplify right side
    10,310,278.98x = 60,632,780,361,622.70
  5. Step 5: Solve for x
    x = 60,632,780,361,622.70/10,310,278.98
  6. Step 6: Final answer
    x = 5,880,808.90

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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.