Home / 18,738,255.15-25,801,306.81-16,402,073.74

Finding the Fourth Proportional to 18,738,255.15, 25,801,306.81 and 16,402,073.74

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Solution

The fourth proportional to 18,738,255.15, 25,801,306.81 and 16,402,073.74 is: 22,584,543.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,738,255.15 : 25,801,306.81 = 16,402,073.74 : x
  2. Step 2: Convert to fraction form
    18,738,255.15/25,801,306.81 = 16,402,073.74/x
  3. Step 3: Cross multiply
    18,738,255.15x = 25,801,306.81 × 16,402,073.74
  4. Step 4: Simplify right side
    18,738,255.15x = 423,194,936,780,475.75
  5. Step 5: Solve for x
    x = 423,194,936,780,475.75/18,738,255.15
  6. Step 6: Final answer
    x = 22,584,543.41

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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.