Home / 6,466,788.73-9,700,218.17-1,917,876.98

Finding the Fourth Proportional to 6,466,788.73, 9,700,218.17 and 1,917,876.98

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Solution

The fourth proportional to 6,466,788.73, 9,700,218.17 and 1,917,876.98 is: 2,876,825.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,466,788.73 : 9,700,218.17 = 1,917,876.98 : x
  2. Step 2: Convert to fraction form
    6,466,788.73/9,700,218.17 = 1,917,876.98/x
  3. Step 3: Cross multiply
    6,466,788.73x = 9,700,218.17 × 1,917,876.98
  4. Step 4: Simplify right side
    6,466,788.73x = 18,603,825,129,220.73
  5. Step 5: Solve for x
    x = 18,603,825,129,220.73/6,466,788.73
  6. Step 6: Final answer
    x = 2,876,825.87

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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.