Home / 19,689,071.66-27,169,146.06-12,344,557.04

Finding the Fourth Proportional to 19,689,071.66, 27,169,146.06 and 12,344,557.04

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Solution

The fourth proportional to 19,689,071.66, 27,169,146.06 and 12,344,557.04 is: 17,034,377.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,689,071.66 : 27,169,146.06 = 12,344,557.04 : x
  2. Step 2: Convert to fraction form
    19,689,071.66/27,169,146.06 = 12,344,557.04/x
  3. Step 3: Cross multiply
    19,689,071.66x = 27,169,146.06 × 12,344,557.04
  4. Step 4: Simplify right side
    19,689,071.66x = 335,391,073,265,761.25
  5. Step 5: Solve for x
    x = 335,391,073,265,761.25/19,689,071.66
  6. Step 6: Final answer
    x = 17,034,377.19

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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.