Home / 17,387,851.15-26,081,776.73-10,921,329.55

Finding the Fourth Proportional to 17,387,851.15, 26,081,776.73 and 10,921,329.55

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Solution

The fourth proportional to 17,387,851.15, 26,081,776.73 and 10,921,329.55 is: 16,381,994.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387,851.15 : 26,081,776.73 = 10,921,329.55 : x
  2. Step 2: Convert to fraction form
    17,387,851.15/26,081,776.73 = 10,921,329.55/x
  3. Step 3: Cross multiply
    17,387,851.15x = 26,081,776.73 × 10,921,329.55
  4. Step 4: Simplify right side
    17,387,851.15x = 284,847,678,917,851.38
  5. Step 5: Solve for x
    x = 284,847,678,917,851.38/17,387,851.15
  6. Step 6: Final answer
    x = 16,381,994.33

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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.