Home / 17,255,143.80-25,892,046.90-7,672,001.40

Finding the Fourth Proportional to 17,255,143.80, 25,892,046.90 and 7,672,001.40

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Solution

The fourth proportional to 17,255,143.80, 25,892,046.90 and 7,672,001.40 is: 11,512,150.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,255,143.80 : 25,892,046.90 = 7,672,001.40 : x
  2. Step 2: Convert to fraction form
    17,255,143.80/25,892,046.90 = 7,672,001.40/x
  3. Step 3: Cross multiply
    17,255,143.80x = 25,892,046.90 × 7,672,001.40
  4. Step 4: Simplify right side
    17,255,143.80x = 198,643,820,065,665.66
  5. Step 5: Solve for x
    x = 198,643,820,065,665.66/17,255,143.80
  6. Step 6: Final answer
    x = 11,512,150.95

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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.