Home / 14,080,919.98-19,428,339.09-7,969,348.30

Finding the Fourth Proportional to 14,080,919.98, 19,428,339.09 and 7,969,348.30

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Solution

The fourth proportional to 14,080,919.98, 19,428,339.09 and 7,969,348.30 is: 10,995,815.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080,919.98 : 19,428,339.09 = 7,969,348.30 : x
  2. Step 2: Convert to fraction form
    14,080,919.98/19,428,339.09 = 7,969,348.30/x
  3. Step 3: Cross multiply
    14,080,919.98x = 19,428,339.09 × 7,969,348.30
  4. Step 4: Simplify right side
    14,080,919.98x = 154,831,201,098,715.03
  5. Step 5: Solve for x
    x = 154,831,201,098,715.03/14,080,919.98
  6. Step 6: Final answer
    x = 10,995,815.71

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1.5x scale

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.