Home / 11,380,145.26-15,706,458.90-8,459,360.29

Finding the Fourth Proportional to 11,380,145.26, 15,706,458.90 and 8,459,360.29

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Solution

The fourth proportional to 11,380,145.26, 15,706,458.90 and 8,459,360.29 is: 11,675,298.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,380,145.26 : 15,706,458.90 = 8,459,360.29 : x
  2. Step 2: Convert to fraction form
    11,380,145.26/15,706,458.90 = 8,459,360.29/x
  3. Step 3: Cross multiply
    11,380,145.26x = 15,706,458.90 × 8,459,360.29
  4. Step 4: Simplify right side
    11,380,145.26x = 132,866,594,636,644.80
  5. Step 5: Solve for x
    x = 132,866,594,636,644.80/11,380,145.26
  6. Step 6: Final answer
    x = 11,675,298.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.