Home / 55,207,374.30-82,814,998.05-16,868,826.90

Finding the Fourth Proportional to 55,207,374.30, 82,814,998.05 and 16,868,826.90

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Solution

The fourth proportional to 55,207,374.30, 82,814,998.05 and 16,868,826.90 is: 25,304,443.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,207,374.30 : 82,814,998.05 = 16,868,826.90 : x
  2. Step 2: Convert to fraction form
    55,207,374.30/82,814,998.05 = 16,868,826.90/x
  3. Step 3: Cross multiply
    55,207,374.30x = 82,814,998.05 × 16,868,826.90
  4. Step 4: Simplify right side
    55,207,374.30x = 1,396,991,866,829,287.25
  5. Step 5: Solve for x
    x = 1,396,991,866,829,287.25/55,207,374.30
  6. Step 6: Final answer
    x = 25,304,443.19

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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.