Home / 15,083,887.06-20,814,068.33-8,888,531.59

Finding the Fourth Proportional to 15,083,887.06, 20,814,068.33 and 8,888,531.59

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Solution

The fourth proportional to 15,083,887.06, 20,814,068.33 and 8,888,531.59 is: 12,265,174.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,083,887.06 : 20,814,068.33 = 8,888,531.59 : x
  2. Step 2: Convert to fraction form
    15,083,887.06/20,814,068.33 = 8,888,531.59/x
  3. Step 3: Cross multiply
    15,083,887.06x = 20,814,068.33 × 8,888,531.59
  4. Step 4: Simplify right side
    15,083,887.06x = 185,006,503,763,553.22
  5. Step 5: Solve for x
    x = 185,006,503,763,553.22/15,083,887.06
  6. Step 6: Final answer
    x = 12,265,174.29

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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.