Home / 21,336,935.97-29,445,007.35-11,547,388.85

Finding the Fourth Proportional to 21,336,935.97, 29,445,007.35 and 11,547,388.85

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Solution

The fourth proportional to 21,336,935.97, 29,445,007.35 and 11,547,388.85 is: 15,935,415.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,336,935.97 : 29,445,007.35 = 11,547,388.85 : x
  2. Step 2: Convert to fraction form
    21,336,935.97/29,445,007.35 = 11,547,388.85/x
  3. Step 3: Cross multiply
    21,336,935.97x = 29,445,007.35 × 11,547,388.85
  4. Step 4: Simplify right side
    21,336,935.97x = 340,012,949,414,333.06
  5. Step 5: Solve for x
    x = 340,012,949,414,333.06/21,336,935.97
  6. Step 6: Final answer
    x = 15,935,415.93

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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.