Home / 5,013,235.89-6,918,286.30-2,838,198.78

Finding the Fourth Proportional to 5,013,235.89, 6,918,286.30 and 2,838,198.78

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Solution

The fourth proportional to 5,013,235.89, 6,918,286.30 and 2,838,198.78 is: 3,916,726.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013,235.89 : 6,918,286.30 = 2,838,198.78 : x
  2. Step 2: Convert to fraction form
    5,013,235.89/6,918,286.30 = 2,838,198.78/x
  3. Step 3: Cross multiply
    5,013,235.89x = 6,918,286.30 × 2,838,198.78
  4. Step 4: Simplify right side
    5,013,235.89x = 19,635,471,736,350.71
  5. Step 5: Solve for x
    x = 19,635,471,736,350.71/5,013,235.89
  6. Step 6: Final answer
    x = 3,916,726.08

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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.