Home / 8,400,995.10-12,592,635.30-3,281,446.80

Finding the Fourth Proportional to 8,400,995.10, 12,592,635.30 and 3,281,446.80

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Solution

The fourth proportional to 8,400,995.10, 12,592,635.30 and 3,281,446.80 is: 4,918,710.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400,995.10 : 12,592,635.30 = 3,281,446.80 : x
  2. Step 2: Convert to fraction form
    8,400,995.10/12,592,635.30 = 3,281,446.80/x
  3. Step 3: Cross multiply
    8,400,995.10x = 12,592,635.30 × 3,281,446.80
  4. Step 4: Simplify right side
    8,400,995.10x = 41,322,062,808,752.04
  5. Step 5: Solve for x
    x = 41,322,062,808,752.04/8,400,995.10
  6. Step 6: Final answer
    x = 4,918,710.50

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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.