Home / 40,868,548.56-61,310,378.52-11,721,167.28

Finding the Fourth Proportional to 40,868,548.56, 61,310,378.52 and 11,721,167.28

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Solution

The fourth proportional to 40,868,548.56, 61,310,378.52 and 11,721,167.28 is: 17,583,917.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,868,548.56 : 61,310,378.52 = 11,721,167.28 : x
  2. Step 2: Convert to fraction form
    40,868,548.56/61,310,378.52 = 11,721,167.28/x
  3. Step 3: Cross multiply
    40,868,548.56x = 61,310,378.52 × 11,721,167.28
  4. Step 4: Simplify right side
    40,868,548.56x = 718,629,202,633,038.88
  5. Step 5: Solve for x
    x = 718,629,202,633,038.88/40,868,548.56
  6. Step 6: Final answer
    x = 17,583,917.90

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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.