Home / 12,526,459.40-18,785,080.30-4,327,014.96

Finding the Fourth Proportional to 12,526,459.40, 18,785,080.30 and 4,327,014.96

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Solution

The fourth proportional to 12,526,459.40, 18,785,080.30 and 4,327,014.96 is: 6,488,930.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,526,459.40 : 18,785,080.30 = 4,327,014.96 : x
  2. Step 2: Convert to fraction form
    12,526,459.40/18,785,080.30 = 4,327,014.96/x
  3. Step 3: Cross multiply
    12,526,459.40x = 18,785,080.30 × 4,327,014.96
  4. Step 4: Simplify right side
    12,526,459.40x = 81,283,323,482,901.30
  5. Step 5: Solve for x
    x = 81,283,323,482,901.30/12,526,459.40
  6. Step 6: Final answer
    x = 6,488,930.42

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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.