Home / 65,856,549.42-90,881,967.20-36,087,923.39

Finding the Fourth Proportional to 65,856,549.42, 90,881,967.20 and 36,087,923.39

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Solution

The fourth proportional to 65,856,549.42, 90,881,967.20 and 36,087,923.39 is: 49,801,295.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,856,549.42 : 90,881,967.20 = 36,087,923.39 : x
  2. Step 2: Convert to fraction form
    65,856,549.42/90,881,967.20 = 36,087,923.39/x
  3. Step 3: Cross multiply
    65,856,549.42x = 90,881,967.20 × 36,087,923.39
  4. Step 4: Simplify right side
    65,856,549.42x = 3,279,741,469,211,243
  5. Step 5: Solve for x
    x = 3,279,741,469,211,243/65,856,549.42
  6. Step 6: Final answer
    x = 49,801,295.36

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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.