Home / 12,245,303.39-16,892,864.69-7,895,786.85

Finding the Fourth Proportional to 12,245,303.39, 16,892,864.69 and 7,895,786.85

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Solution

The fourth proportional to 12,245,303.39, 16,892,864.69 and 7,895,786.85 is: 10,892,540.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,245,303.39 : 16,892,864.69 = 7,895,786.85 : x
  2. Step 2: Convert to fraction form
    12,245,303.39/16,892,864.69 = 7,895,786.85/x
  3. Step 3: Cross multiply
    12,245,303.39x = 16,892,864.69 × 7,895,786.85
  4. Step 4: Simplify right side
    12,245,303.39x = 133,382,458,838,652.38
  5. Step 5: Solve for x
    x = 133,382,458,838,652.38/12,245,303.39
  6. Step 6: Final answer
    x = 10,892,540.16

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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.