Home / 28,025,777.79-38,674,691.60-16,431,061.95

Finding the Fourth Proportional to 28,025,777.79, 38,674,691.60 and 16,431,061.95

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Solution

The fourth proportional to 28,025,777.79, 38,674,691.60 and 16,431,061.95 is: 22,674,348.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,025,777.79 : 38,674,691.60 = 16,431,061.95 : x
  2. Step 2: Convert to fraction form
    28,025,777.79/38,674,691.60 = 16,431,061.95/x
  3. Step 3: Cross multiply
    28,025,777.79x = 38,674,691.60 × 16,431,061.95
  4. Step 4: Simplify right side
    28,025,777.79x = 635,466,253,494,589.25
  5. Step 5: Solve for x
    x = 635,466,253,494,589.25/28,025,777.79
  6. Step 6: Final answer
    x = 22,674,348.53

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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.