Home / 45,427,713.70-68,141,570.55-27,287,860.90

Finding the Fourth Proportional to 45,427,713.70, 68,141,570.55 and 27,287,860.90

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Solution

The fourth proportional to 45,427,713.70, 68,141,570.55 and 27,287,860.90 is: 40,931,791.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,427,713.70 : 68,141,570.55 = 27,287,860.90 : x
  2. Step 2: Convert to fraction form
    45,427,713.70/68,141,570.55 = 27,287,860.90/x
  3. Step 3: Cross multiply
    45,427,713.70x = 68,141,570.55 × 27,287,860.90
  4. Step 4: Simplify right side
    45,427,713.70x = 1,859,437,698,675,936.25
  5. Step 5: Solve for x
    x = 1,859,437,698,675,936.25/45,427,713.70
  6. Step 6: Final answer
    x = 40,931,791.35

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Similar ratio
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1.5x scale

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.