Home / 27,280,873.43-37,641,985.33-15,676,194.89

Finding the Fourth Proportional to 27,280,873.43, 37,641,985.33 and 15,676,194.89

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Solution

The fourth proportional to 27,280,873.43, 37,641,985.33 and 15,676,194.89 is: 21,629,919.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,280,873.43 : 37,641,985.33 = 15,676,194.89 : x
  2. Step 2: Convert to fraction form
    27,280,873.43/37,641,985.33 = 15,676,194.89/x
  3. Step 3: Cross multiply
    27,280,873.43x = 37,641,985.33 × 15,676,194.89
  4. Step 4: Simplify right side
    27,280,873.43x = 590,083,098,079,601
  5. Step 5: Solve for x
    x = 590,083,098,079,601/27,280,873.43
  6. Step 6: Final answer
    x = 21,629,919.57

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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.