Home / 14,253,072.12-19,668,392.46-8,452,400.76

Finding the Fourth Proportional to 14,253,072.12, 19,668,392.46 and 8,452,400.76

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Solution

The fourth proportional to 14,253,072.12, 19,668,392.46 and 8,452,400.76 is: 11,663,810.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253,072.12 : 19,668,392.46 = 8,452,400.76 : x
  2. Step 2: Convert to fraction form
    14,253,072.12/19,668,392.46 = 8,452,400.76/x
  3. Step 3: Cross multiply
    14,253,072.12x = 19,668,392.46 × 8,452,400.76
  4. Step 4: Simplify right side
    14,253,072.12x = 166,245,135,376,882.28
  5. Step 5: Solve for x
    x = 166,245,135,376,882.28/14,253,072.12
  6. Step 6: Final answer
    x = 11,663,810.72

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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.