Home / 10,288,572.38-14,198,868.06-5,704,893.74

Finding the Fourth Proportional to 10,288,572.38, 14,198,868.06 and 5,704,893.74

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Solution

The fourth proportional to 10,288,572.38, 14,198,868.06 and 5,704,893.74 is: 7,873,107.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288,572.38 : 14,198,868.06 = 5,704,893.74 : x
  2. Step 2: Convert to fraction form
    10,288,572.38/14,198,868.06 = 5,704,893.74/x
  3. Step 3: Cross multiply
    10,288,572.38x = 14,198,868.06 × 5,704,893.74
  4. Step 4: Simplify right side
    10,288,572.38x = 81,003,033,510,579.95
  5. Step 5: Solve for x
    x = 81,003,033,510,579.95/10,288,572.38
  6. Step 6: Final answer
    x = 7,873,107.22

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1.5x scale

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.