Home / 26,863,649.55-37,071,961.20-15,261,849.45

Finding the Fourth Proportional to 26,863,649.55, 37,071,961.20 and 15,261,849.45

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Solution

The fourth proportional to 26,863,649.55, 37,071,961.20 and 15,261,849.45 is: 21,061,423.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,863,649.55 : 37,071,961.20 = 15,261,849.45 : x
  2. Step 2: Convert to fraction form
    26,863,649.55/37,071,961.20 = 15,261,849.45/x
  3. Step 3: Cross multiply
    26,863,649.55x = 37,071,961.20 × 15,261,849.45
  4. Step 4: Simplify right side
    26,863,649.55x = 565,786,690,650,641.38
  5. Step 5: Solve for x
    x = 565,786,690,650,641.38/26,863,649.55
  6. Step 6: Final answer
    x = 21,061,423.15

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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.