Home / 8,321,761.40-12,484,008.30-2,564,496.02

Finding the Fourth Proportional to 8,321,761.40, 12,484,008.30 and 2,564,496.02

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Solution

The fourth proportional to 8,321,761.40, 12,484,008.30 and 2,564,496.02 is: 3,847,165.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321,761.40 : 12,484,008.30 = 2,564,496.02 : x
  2. Step 2: Convert to fraction form
    8,321,761.40/12,484,008.30 = 2,564,496.02/x
  3. Step 3: Cross multiply
    8,321,761.40x = 12,484,008.30 × 2,564,496.02
  4. Step 4: Simplify right side
    8,321,761.40x = 32,015,189,598,996.97
  5. Step 5: Solve for x
    x = 32,015,189,598,996.97/8,321,761.40
  6. Step 6: Final answer
    x = 3,847,165.05

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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.