Home / 8,114,420.60-11,198,038.13-4,443,278.66

Finding the Fourth Proportional to 8,114,420.60, 11,198,038.13 and 4,443,278.66

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Solution

The fourth proportional to 8,114,420.60, 11,198,038.13 and 4,443,278.66 is: 6,131,799.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,114,420.60 : 11,198,038.13 = 4,443,278.66 : x
  2. Step 2: Convert to fraction form
    8,114,420.60/11,198,038.13 = 4,443,278.66/x
  3. Step 3: Cross multiply
    8,114,420.60x = 11,198,038.13 × 4,443,278.66
  4. Step 4: Simplify right side
    8,114,420.60x = 49,756,003,862,337.11
  5. Step 5: Solve for x
    x = 49,756,003,862,337.11/8,114,420.60
  6. Step 6: Final answer
    x = 6,131,799.96

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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.