Home / 11,557,611.20-17,317,754.40-7,290,142.40

Finding the Fourth Proportional to 11,557,611.20, 17,317,754.40 and 7,290,142.40

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Solution

The fourth proportional to 11,557,611.20, 17,317,754.40 and 7,290,142.40 is: 10,923,442.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,557,611.20 : 17,317,754.40 = 7,290,142.40 : x
  2. Step 2: Convert to fraction form
    11,557,611.20/17,317,754.40 = 7,290,142.40/x
  3. Step 3: Cross multiply
    11,557,611.20x = 17,317,754.40 × 7,290,142.40
  4. Step 4: Simplify right side
    11,557,611.20x = 126,248,895,624,226.56
  5. Step 5: Solve for x
    x = 126,248,895,624,226.56/11,557,611.20
  6. Step 6: Final answer
    x = 10,923,442.00

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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.