Home / 15,422,454.32-21,282,624.77-8,546,788.76

Finding the Fourth Proportional to 15,422,454.32, 21,282,624.77 and 8,546,788.76

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Solution

The fourth proportional to 15,422,454.32, 21,282,624.77 and 8,546,788.76 is: 11,794,367.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,422,454.32 : 21,282,624.77 = 8,546,788.76 : x
  2. Step 2: Convert to fraction form
    15,422,454.32/21,282,624.77 = 8,546,788.76/x
  3. Step 3: Cross multiply
    15,422,454.32x = 21,282,624.77 × 8,546,788.76
  4. Step 4: Simplify right side
    15,422,454.32x = 181,898,098,018,386.53
  5. Step 5: Solve for x
    x = 181,898,098,018,386.53/15,422,454.32
  6. Step 6: Final answer
    x = 11,794,367.76

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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.