Home / 26,661,057.72-36,781,843.15-15,495,695.54

Finding the Fourth Proportional to 26,661,057.72, 36,781,843.15 and 15,495,695.54

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Solution

The fourth proportional to 26,661,057.72, 36,781,843.15 and 15,495,695.54 is: 21,378,005.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,661,057.72 : 36,781,843.15 = 15,495,695.54 : x
  2. Step 2: Convert to fraction form
    26,661,057.72/36,781,843.15 = 15,495,695.54/x
  3. Step 3: Cross multiply
    26,661,057.72x = 36,781,843.15 × 15,495,695.54
  4. Step 4: Simplify right side
    26,661,057.72x = 569,960,242,944,389.12
  5. Step 5: Solve for x
    x = 569,960,242,944,389.12/26,661,057.72
  6. Step 6: Final answer
    x = 21,378,005.66

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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.