Home / 65,745,536.57-90,731,517.42-36,376,393.49

Finding the Fourth Proportional to 65,745,536.57, 90,731,517.42 and 36,376,393.49

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Solution

The fourth proportional to 65,745,536.57, 90,731,517.42 and 36,376,393.49 is: 50,200,904.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,745,536.57 : 90,731,517.42 = 36,376,393.49 : x
  2. Step 2: Convert to fraction form
    65,745,536.57/90,731,517.42 = 36,376,393.49/x
  3. Step 3: Cross multiply
    65,745,536.57x = 90,731,517.42 × 36,376,393.49
  4. Step 4: Simplify right side
    65,745,536.57x = 3,300,485,379,161,052
  5. Step 5: Solve for x
    x = 3,300,485,379,161,052/65,745,536.57
  6. Step 6: Final answer
    x = 50,200,904.15

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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.