Home / 8,223,857.40-12,335,786.10-7,384,049.40

Finding the Fourth Proportional to 8,223,857.40, 12,335,786.10 and 7,384,049.40

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Solution

The fourth proportional to 8,223,857.40, 12,335,786.10 and 7,384,049.40 is: 11,076,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,223,857.40 : 12,335,786.10 = 7,384,049.40 : x
  2. Step 2: Convert to fraction form
    8,223,857.40/12,335,786.10 = 7,384,049.40/x
  3. Step 3: Cross multiply
    8,223,857.40x = 12,335,786.10 × 7,384,049.40
  4. Step 4: Simplify right side
    8,223,857.40x = 91,088,053,950,233.34
  5. Step 5: Solve for x
    x = 91,088,053,950,233.34/8,223,857.40
  6. Step 6: Final answer
    x = 11,076,074.10

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.