Home / 29,305,454.16-40,448,875.91-19,902,155.73

Finding the Fourth Proportional to 29,305,454.16, 40,448,875.91 and 19,902,155.73

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Solution

The fourth proportional to 29,305,454.16, 40,448,875.91 and 19,902,155.73 is: 27,469,965.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,305,454.16 : 40,448,875.91 = 19,902,155.73 : x
  2. Step 2: Convert to fraction form
    29,305,454.16/40,448,875.91 = 19,902,155.73/x
  3. Step 3: Cross multiply
    29,305,454.16x = 40,448,875.91 × 19,902,155.73
  4. Step 4: Simplify right side
    29,305,454.16x = 805,019,827,213,071.38
  5. Step 5: Solve for x
    x = 805,019,827,213,071.38/29,305,454.16
  6. Step 6: Final answer
    x = 27,469,965.92

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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.