Home / 27,508,748.80-37,962,078.96-15,285,605.80

Finding the Fourth Proportional to 27,508,748.80, 37,962,078.96 and 15,285,605.80

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Solution

The fourth proportional to 27,508,748.80, 37,962,078.96 and 15,285,605.80 is: 21,094,139.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,508,748.80 : 37,962,078.96 = 15,285,605.80 : x
  2. Step 2: Convert to fraction form
    27,508,748.80/37,962,078.96 = 15,285,605.80/x
  3. Step 3: Cross multiply
    27,508,748.80x = 37,962,078.96 × 15,285,605.80
  4. Step 4: Simplify right side
    27,508,748.80x = 580,273,374,331,034
  5. Step 5: Solve for x
    x = 580,273,374,331,034/27,508,748.80
  6. Step 6: Final answer
    x = 21,094,139.12

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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.