Home / 23,340,357.65-32,209,738.13-12,886,394.20

Finding the Fourth Proportional to 23,340,357.65, 32,209,738.13 and 12,886,394.20

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Solution

The fourth proportional to 23,340,357.65, 32,209,738.13 and 12,886,394.20 is: 17,783,248.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,340,357.65 : 32,209,738.13 = 12,886,394.20 : x
  2. Step 2: Convert to fraction form
    23,340,357.65/32,209,738.13 = 12,886,394.20/x
  3. Step 3: Cross multiply
    23,340,357.65x = 32,209,738.13 × 12,886,394.20
  4. Step 4: Simplify right side
    23,340,357.65x = 415,067,382,557,518.88
  5. Step 5: Solve for x
    x = 415,067,382,557,518.88/23,340,357.65
  6. Step 6: Final answer
    x = 17,783,248.61

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Double scale
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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.