Home / 74,491,921.40-111,742,605.22-23,375,957.72

Finding the Fourth Proportional to 74,491,921.40, 111,742,605.22 and 23,375,957.72

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Solution

The fourth proportional to 74,491,921.40, 111,742,605.22 and 23,375,957.72 is: 35,065,418.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,491,921.40 : 111,742,605.22 = 23,375,957.72 : x
  2. Step 2: Convert to fraction form
    74,491,921.40/111,742,605.22 = 23,375,957.72/x
  3. Step 3: Cross multiply
    74,491,921.40x = 111,742,605.22 × 23,375,957.72
  4. Step 4: Simplify right side
    74,491,921.40x = 2,612,090,415,145,371
  5. Step 5: Solve for x
    x = 2,612,090,415,145,371/74,491,921.40
  6. Step 6: Final answer
    x = 35,065,418.72

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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.