Home / 53,917,901.10-80,876,851.65-15,580,665.90

Finding the Fourth Proportional to 53,917,901.10, 80,876,851.65 and 15,580,665.90

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Solution

The fourth proportional to 53,917,901.10, 80,876,851.65 and 15,580,665.90 is: 23,370,998.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,917,901.10 : 80,876,851.65 = 15,580,665.90 : x
  2. Step 2: Convert to fraction form
    53,917,901.10/80,876,851.65 = 15,580,665.90/x
  3. Step 3: Cross multiply
    53,917,901.10x = 80,876,851.65 × 15,580,665.90
  4. Step 4: Simplify right side
    53,917,901.10x = 1,260,115,204,602,513.75
  5. Step 5: Solve for x
    x = 1,260,115,204,602,513.75/53,917,901.10
  6. Step 6: Final answer
    x = 23,370,998.85

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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.