Home / 9,181,369.20-13,772,053.80-2,791,611.30

Finding the Fourth Proportional to 9,181,369.20, 13,772,053.80 and 2,791,611.30

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Solution

The fourth proportional to 9,181,369.20, 13,772,053.80 and 2,791,611.30 is: 4,187,416.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181,369.20 : 13,772,053.80 = 2,791,611.30 : x
  2. Step 2: Convert to fraction form
    9,181,369.20/13,772,053.80 = 2,791,611.30/x
  3. Step 3: Cross multiply
    9,181,369.20x = 13,772,053.80 × 2,791,611.30
  4. Step 4: Simplify right side
    9,181,369.20x = 38,446,221,012,287.94
  5. Step 5: Solve for x
    x = 38,446,221,012,287.94/9,181,369.20
  6. Step 6: Final answer
    x = 4,187,416.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.