Home / 66,044,387.10-91,142,347.04-36,277,785.79

Finding the Fourth Proportional to 66,044,387.10, 91,142,347.04 and 36,277,785.79

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Solution

The fourth proportional to 66,044,387.10, 91,142,347.04 and 36,277,785.79 is: 50,063,944.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,044,387.10 : 91,142,347.04 = 36,277,785.79 : x
  2. Step 2: Convert to fraction form
    66,044,387.10/91,142,347.04 = 36,277,785.79/x
  3. Step 3: Cross multiply
    66,044,387.10x = 91,142,347.04 × 36,277,785.79
  4. Step 4: Simplify right side
    66,044,387.10x = 3,306,442,542,245,820
  5. Step 5: Solve for x
    x = 3,306,442,542,245,820/66,044,387.10
  6. Step 6: Final answer
    x = 50,063,944.68

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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.