Home / 42,008,834.24-57,970,758.92-23,171,162.60

Finding the Fourth Proportional to 42,008,834.24, 57,970,758.92 and 23,171,162.60

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Solution

The fourth proportional to 42,008,834.24, 57,970,758.92 and 23,171,162.60 is: 31,975,414.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,008,834.24 : 57,970,758.92 = 23,171,162.60 : x
  2. Step 2: Convert to fraction form
    42,008,834.24/57,970,758.92 = 23,171,162.60/x
  3. Step 3: Cross multiply
    42,008,834.24x = 57,970,758.92 × 23,171,162.60
  4. Step 4: Simplify right side
    42,008,834.24x = 1,343,249,880,980,720.50
  5. Step 5: Solve for x
    x = 1,343,249,880,980,720.50/42,008,834.24
  6. Step 6: Final answer
    x = 31,975,414.35

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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.