Home / 48,499,326.12-66,919,078.92-27,868,786.50

Finding the Fourth Proportional to 48,499,326.12, 66,919,078.92 and 27,868,786.50

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Solution

The fourth proportional to 48,499,326.12, 66,919,078.92 and 27,868,786.50 is: 38,453,184.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,499,326.12 : 66,919,078.92 = 27,868,786.50 : x
  2. Step 2: Convert to fraction form
    48,499,326.12/66,919,078.92 = 27,868,786.50/x
  3. Step 3: Cross multiply
    48,499,326.12x = 66,919,078.92 × 27,868,786.50
  4. Step 4: Simplify right side
    48,499,326.12x = 1,864,953,523,198,130.75
  5. Step 5: Solve for x
    x = 1,864,953,523,198,130.75/48,499,326.12
  6. Step 6: Final answer
    x = 38,453,184.25

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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.