Home / 13,822,386.52-19,078,687.25-8,023,036.61

Finding the Fourth Proportional to 13,822,386.52, 19,078,687.25 and 8,023,036.61

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Solution

The fourth proportional to 13,822,386.52, 19,078,687.25 and 8,023,036.61 is: 11,073,992.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,822,386.52 : 19,078,687.25 = 8,023,036.61 : x
  2. Step 2: Convert to fraction form
    13,822,386.52/19,078,687.25 = 8,023,036.61/x
  3. Step 3: Cross multiply
    13,822,386.52x = 19,078,687.25 × 8,023,036.61
  4. Step 4: Simplify right side
    13,822,386.52x = 153,069,006,261,497.44
  5. Step 5: Solve for x
    x = 153,069,006,261,497.44/13,822,386.52
  6. Step 6: Final answer
    x = 11,073,992.61

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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.