Home / 38,632,460.80-57,948,691.20-9,880,846.60

Finding the Fourth Proportional to 38,632,460.80, 57,948,691.20 and 9,880,846.60

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Solution

The fourth proportional to 38,632,460.80, 57,948,691.20 and 9,880,846.60 is: 14,821,269.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,632,460.80 : 57,948,691.20 = 9,880,846.60 : x
  2. Step 2: Convert to fraction form
    38,632,460.80/57,948,691.20 = 9,880,846.60/x
  3. Step 3: Cross multiply
    38,632,460.80x = 57,948,691.20 × 9,880,846.60
  4. Step 4: Simplify right side
    38,632,460.80x = 572,582,128,417,969.88
  5. Step 5: Solve for x
    x = 572,582,128,417,969.88/38,632,460.80
  6. Step 6: Final answer
    x = 14,821,269.90

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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.