Home / 39,142,458.40-58,713,687.60-25,537,568.80

Finding the Fourth Proportional to 39,142,458.40, 58,713,687.60 and 25,537,568.80

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Solution

The fourth proportional to 39,142,458.40, 58,713,687.60 and 25,537,568.80 is: 38,306,353.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,142,458.40 : 58,713,687.60 = 25,537,568.80 : x
  2. Step 2: Convert to fraction form
    39,142,458.40/58,713,687.60 = 25,537,568.80/x
  3. Step 3: Cross multiply
    39,142,458.40x = 58,713,687.60 × 25,537,568.80
  4. Step 4: Simplify right side
    39,142,458.40x = 1,499,404,836,586,707
  5. Step 5: Solve for x
    x = 1,499,404,836,586,707/39,142,458.40
  6. Step 6: Final answer
    x = 38,306,353.20

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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.