Home / 21,707,627.32-29,955,183.56-11,918,016.62

Finding the Fourth Proportional to 21,707,627.32, 29,955,183.56 and 11,918,016.62

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Solution

The fourth proportional to 21,707,627.32, 29,955,183.56 and 11,918,016.62 is: 16,446,126.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,707,627.32 : 29,955,183.56 = 11,918,016.62 : x
  2. Step 2: Convert to fraction form
    21,707,627.32/29,955,183.56 = 11,918,016.62/x
  3. Step 3: Cross multiply
    21,707,627.32x = 29,955,183.56 × 11,918,016.62
  4. Step 4: Simplify right side
    21,707,627.32x = 357,006,375,627,913.81
  5. Step 5: Solve for x
    x = 357,006,375,627,913.81/21,707,627.32
  6. Step 6: Final answer
    x = 16,446,126.07

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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.