Home / 15,781,216.19-23,650,897.43-8,104,550.95

Finding the Fourth Proportional to 15,781,216.19, 23,650,897.43 and 8,104,550.95

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Solution

The fourth proportional to 15,781,216.19, 23,650,897.43 and 8,104,550.95 is: 12,146,079.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,781,216.19 : 23,650,897.43 = 8,104,550.95 : x
  2. Step 2: Convert to fraction form
    15,781,216.19/23,650,897.43 = 8,104,550.95/x
  3. Step 3: Cross multiply
    15,781,216.19x = 23,650,897.43 × 8,104,550.95
  4. Step 4: Simplify right side
    15,781,216.19x = 191,679,903,195,793.19
  5. Step 5: Solve for x
    x = 191,679,903,195,793.19/15,781,216.19
  6. Step 6: Final answer
    x = 12,146,079.29

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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.