Home / 19,689,070.66-27,169,144.68-12,344,556.04

Finding the Fourth Proportional to 19,689,070.66, 27,169,144.68 and 12,344,556.04

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Solution

The fourth proportional to 19,689,070.66, 27,169,144.68 and 12,344,556.04 is: 17,034,375.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,689,070.66 : 27,169,144.68 = 12,344,556.04 : x
  2. Step 2: Convert to fraction form
    19,689,070.66/27,169,144.68 = 12,344,556.04/x
  3. Step 3: Cross multiply
    19,689,070.66x = 27,169,144.68 × 12,344,556.04
  4. Step 4: Simplify right side
    19,689,070.66x = 335,391,029,061,127.81
  5. Step 5: Solve for x
    x = 335,391,029,061,127.81/19,689,070.66
  6. Step 6: Final answer
    x = 17,034,375.81

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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.