Home / 25,391,718.60-35,051,293.74-17,142,949.92

Finding the Fourth Proportional to 25,391,718.60, 35,051,293.74 and 17,142,949.92

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Solution

The fourth proportional to 25,391,718.60, 35,051,293.74 and 17,142,949.92 is: 23,664,509.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,391,718.60 : 35,051,293.74 = 17,142,949.92 : x
  2. Step 2: Convert to fraction form
    25,391,718.60/35,051,293.74 = 17,142,949.92/x
  3. Step 3: Cross multiply
    25,391,718.60x = 35,051,293.74 × 17,142,949.92
  4. Step 4: Simplify right side
    25,391,718.60x = 600,882,573,216,029.62
  5. Step 5: Solve for x
    x = 600,882,573,216,029.62/25,391,718.60
  6. Step 6: Final answer
    x = 23,664,509.78

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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.