Home / 19,403,867.96-29,105,824.98-5,940,628.28

Finding the Fourth Proportional to 19,403,867.96, 29,105,824.98 and 5,940,628.28

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Solution

The fourth proportional to 19,403,867.96, 29,105,824.98 and 5,940,628.28 is: 8,910,949.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,403,867.96 : 29,105,824.98 = 5,940,628.28 : x
  2. Step 2: Convert to fraction form
    19,403,867.96/29,105,824.98 = 5,940,628.28/x
  3. Step 3: Cross multiply
    19,403,867.96x = 29,105,824.98 × 5,940,628.28
  4. Step 4: Simplify right side
    19,403,867.96x = 172,906,886,988,918.44
  5. Step 5: Solve for x
    x = 172,906,886,988,918.44/19,403,867.96
  6. Step 6: Final answer
    x = 8,910,949.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.