Home / 21,336,843.71-29,444,736.71-11,547,290.42

Finding the Fourth Proportional to 21,336,843.71, 29,444,736.71 and 11,547,290.42

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Solution

The fourth proportional to 21,336,843.71, 29,444,736.71 and 11,547,290.42 is: 15,935,202.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,336,843.71 : 29,444,736.71 = 11,547,290.42 : x
  2. Step 2: Convert to fraction form
    21,336,843.71/29,444,736.71 = 11,547,290.42/x
  3. Step 3: Cross multiply
    21,336,843.71x = 29,444,736.71 × 11,547,290.42
  4. Step 4: Simplify right side
    21,336,843.71x = 340,006,926,233,285.38
  5. Step 5: Solve for x
    x = 340,006,926,233,285.38/21,336,843.71
  6. Step 6: Final answer
    x = 15,935,202.55

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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.