Home / 16,108,647.59-22,230,437.85-9,139,618.46

Finding the Fourth Proportional to 16,108,647.59, 22,230,437.85 and 9,139,618.46

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Solution

The fourth proportional to 16,108,647.59, 22,230,437.85 and 9,139,618.46 is: 12,612,959.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,108,647.59 : 22,230,437.85 = 9,139,618.46 : x
  2. Step 2: Convert to fraction form
    16,108,647.59/22,230,437.85 = 9,139,618.46/x
  3. Step 3: Cross multiply
    16,108,647.59x = 22,230,437.85 × 9,139,618.46
  4. Step 4: Simplify right side
    16,108,647.59x = 203,177,720,203,318.81
  5. Step 5: Solve for x
    x = 203,177,720,203,318.81/16,108,647.59
  6. Step 6: Final answer
    x = 12,612,959.53

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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.