Home / 9,175,621.80-13,762,995.30-3,109,758.60

Finding the Fourth Proportional to 9,175,621.80, 13,762,995.30 and 3,109,758.60

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Solution

The fourth proportional to 9,175,621.80, 13,762,995.30 and 3,109,758.60 is: 4,664,489.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,175,621.80 : 13,762,995.30 = 3,109,758.60 : x
  2. Step 2: Convert to fraction form
    9,175,621.80/13,762,995.30 = 3,109,758.60/x
  3. Step 3: Cross multiply
    9,175,621.80x = 13,762,995.30 × 3,109,758.60
  4. Step 4: Simplify right side
    9,175,621.80x = 42,799,592,995,934.59
  5. Step 5: Solve for x
    x = 42,799,592,995,934.59/9,175,621.80
  6. Step 6: Final answer
    x = 4,664,489.66

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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.