Home / 61,078,613.80-91,617,920.70-36,844,904.20

Finding the Fourth Proportional to 61,078,613.80, 91,617,920.70 and 36,844,904.20

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Solution

The fourth proportional to 61,078,613.80, 91,617,920.70 and 36,844,904.20 is: 55,267,356.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,078,613.80 : 91,617,920.70 = 36,844,904.20 : x
  2. Step 2: Convert to fraction form
    61,078,613.80/91,617,920.70 = 36,844,904.20/x
  3. Step 3: Cross multiply
    61,078,613.80x = 91,617,920.70 × 36,844,904.20
  4. Step 4: Simplify right side
    61,078,613.80x = 3,375,653,511,194,697.50
  5. Step 5: Solve for x
    x = 3,375,653,511,194,697.50/61,078,613.80
  6. Step 6: Final answer
    x = 55,267,356.30

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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.