Home / 8,247,243.06-12,372,476.88-2,490,445.32

Finding the Fourth Proportional to 8,247,243.06, 12,372,476.88 and 2,490,445.32

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Solution

The fourth proportional to 8,247,243.06, 12,372,476.88 and 2,490,445.32 is: 3,736,154.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247,243.06 : 12,372,476.88 = 2,490,445.32 : x
  2. Step 2: Convert to fraction form
    8,247,243.06/12,372,476.88 = 2,490,445.32/x
  3. Step 3: Cross multiply
    8,247,243.06x = 12,372,476.88 × 2,490,445.32
  4. Step 4: Simplify right side
    8,247,243.06x = 30,812,977,142,604.20
  5. Step 5: Solve for x
    x = 30,812,977,142,604.20/8,247,243.06
  6. Step 6: Final answer
    x = 3,736,154.85

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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.