Home / 5,743,489.80-7,926,017.38-3,129,994.66

Finding the Fourth Proportional to 5,743,489.80, 7,926,017.38 and 3,129,994.66

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Solution

The fourth proportional to 5,743,489.80, 7,926,017.38 and 3,129,994.66 is: 4,319,393.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743,489.80 : 7,926,017.38 = 3,129,994.66 : x
  2. Step 2: Convert to fraction form
    5,743,489.80/7,926,017.38 = 3,129,994.66/x
  3. Step 3: Cross multiply
    5,743,489.80x = 7,926,017.38 × 3,129,994.66
  4. Step 4: Simplify right side
    5,743,489.80x = 24,808,392,046,827.16
  5. Step 5: Solve for x
    x = 24,808,392,046,827.16/5,743,489.80
  6. Step 6: Final answer
    x = 4,319,393.42

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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.