Home / 61,839,067.20-92,758,600.80-36,266,913.60

Finding the Fourth Proportional to 61,839,067.20, 92,758,600.80 and 36,266,913.60

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Solution

The fourth proportional to 61,839,067.20, 92,758,600.80 and 36,266,913.60 is: 54,400,370.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,839,067.20 : 92,758,600.80 = 36,266,913.60 : x
  2. Step 2: Convert to fraction form
    61,839,067.20/92,758,600.80 = 36,266,913.60/x
  3. Step 3: Cross multiply
    61,839,067.20x = 92,758,600.80 × 36,266,913.60
  4. Step 4: Simplify right side
    61,839,067.20x = 3,364,068,160,870,491
  5. Step 5: Solve for x
    x = 3,364,068,160,870,491/61,839,067.20
  6. Step 6: Final answer
    x = 54,400,370.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.