Home / 53,930,908.70-80,896,363.05-19,876,694.30

Finding the Fourth Proportional to 53,930,908.70, 80,896,363.05 and 19,876,694.30

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Solution

The fourth proportional to 53,930,908.70, 80,896,363.05 and 19,876,694.30 is: 29,815,041.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,930,908.70 : 80,896,363.05 = 19,876,694.30 : x
  2. Step 2: Convert to fraction form
    53,930,908.70/80,896,363.05 = 19,876,694.30/x
  3. Step 3: Cross multiply
    53,930,908.70x = 80,896,363.05 × 19,876,694.30
  4. Step 4: Simplify right side
    53,930,908.70x = 1,607,952,278,326,665.50
  5. Step 5: Solve for x
    x = 1,607,952,278,326,665.50/53,930,908.70
  6. Step 6: Final answer
    x = 29,815,041.45

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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.