Home / 5,657,772.08-7,808,390.31-3,177,400.38

Finding the Fourth Proportional to 5,657,772.08, 7,808,390.31 and 3,177,400.38

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Solution

The fourth proportional to 5,657,772.08, 7,808,390.31 and 3,177,400.38 is: 4,385,185.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,657,772.08 : 7,808,390.31 = 3,177,400.38 : x
  2. Step 2: Convert to fraction form
    5,657,772.08/7,808,390.31 = 3,177,400.38/x
  3. Step 3: Cross multiply
    5,657,772.08x = 7,808,390.31 × 3,177,400.38
  4. Step 4: Simplify right side
    5,657,772.08x = 24,810,382,304,987.73
  5. Step 5: Solve for x
    x = 24,810,382,304,987.73/5,657,772.08
  6. Step 6: Final answer
    x = 4,385,185.90

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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.