Home / 25,172,987.70-34,738,470.94-14,009,293.72

Finding the Fourth Proportional to 25,172,987.70, 34,738,470.94 and 14,009,293.72

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Solution

The fourth proportional to 25,172,987.70, 34,738,470.94 and 14,009,293.72 is: 19,332,685.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,172,987.70 : 34,738,470.94 = 14,009,293.72 : x
  2. Step 2: Convert to fraction form
    25,172,987.70/34,738,470.94 = 14,009,293.72/x
  3. Step 3: Cross multiply
    25,172,987.70x = 34,738,470.94 × 14,009,293.72
  4. Step 4: Simplify right side
    25,172,987.70x = 486,661,442,782,144.50
  5. Step 5: Solve for x
    x = 486,661,442,782,144.50/25,172,987.70
  6. Step 6: Final answer
    x = 19,332,685.04

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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.