Home / 3,973,545.42-5,485,436.54-2,666,329.76

Finding the Fourth Proportional to 3,973,545.42, 5,485,436.54 and 2,666,329.76

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Solution

The fourth proportional to 3,973,545.42, 5,485,436.54 and 2,666,329.76 is: 3,680,839.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973,545.42 : 5,485,436.54 = 2,666,329.76 : x
  2. Step 2: Convert to fraction form
    3,973,545.42/5,485,436.54 = 2,666,329.76/x
  3. Step 3: Cross multiply
    3,973,545.42x = 5,485,436.54 × 2,666,329.76
  4. Step 4: Simplify right side
    3,973,545.42x = 14,625,982,652,434.60
  5. Step 5: Solve for x
    x = 14,625,982,652,434.60/3,973,545.42
  6. Step 6: Final answer
    x = 3,680,839.43

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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.