Home / 16,391,454.39-22,620,235.74-9,049,299.36

Finding the Fourth Proportional to 16,391,454.39, 22,620,235.74 and 9,049,299.36

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Solution

The fourth proportional to 16,391,454.39, 22,620,235.74 and 9,049,299.36 is: 12,488,048.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,391,454.39 : 22,620,235.74 = 9,049,299.36 : x
  2. Step 2: Convert to fraction form
    16,391,454.39/22,620,235.74 = 9,049,299.36/x
  3. Step 3: Cross multiply
    16,391,454.39x = 22,620,235.74 × 9,049,299.36
  4. Step 4: Simplify right side
    16,391,454.39x = 204,697,284,805,031.09
  5. Step 5: Solve for x
    x = 204,697,284,805,031.09/16,391,454.39
  6. Step 6: Final answer
    x = 12,488,048.95

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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.