Home / 10,767,031.38-14,857,979.04-6,416,020.80

Finding the Fourth Proportional to 10,767,031.38, 14,857,979.04 and 6,416,020.80

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Solution

The fourth proportional to 10,767,031.38, 14,857,979.04 and 6,416,020.80 is: 8,853,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,767,031.38 : 14,857,979.04 = 6,416,020.80 : x
  2. Step 2: Convert to fraction form
    10,767,031.38/14,857,979.04 = 6,416,020.80/x
  3. Step 3: Cross multiply
    10,767,031.38x = 14,857,979.04 × 6,416,020.80
  4. Step 4: Simplify right side
    10,767,031.38x = 95,329,102,566,604.03
  5. Step 5: Solve for x
    x = 95,329,102,566,604.03/10,767,031.38
  6. Step 6: Final answer
    x = 8,853,796.30

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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.