Home / 8,579,265.73-12,868,888.24-2,189,518.77

Finding the Fourth Proportional to 8,579,265.73, 12,868,888.24 and 2,189,518.77

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Solution

The fourth proportional to 8,579,265.73, 12,868,888.24 and 2,189,518.77 is: 3,284,275.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,579,265.73 : 12,868,888.24 = 2,189,518.77 : x
  2. Step 2: Convert to fraction form
    8,579,265.73/12,868,888.24 = 2,189,518.77/x
  3. Step 3: Cross multiply
    8,579,265.73x = 12,868,888.24 × 2,189,518.77
  4. Step 4: Simplify right side
    8,579,265.73x = 28,176,672,350,512.27
  5. Step 5: Solve for x
    x = 28,176,672,350,512.27/8,579,265.73
  6. Step 6: Final answer
    x = 3,284,275.51

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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.