Home / 8,077,031.62-11,147,510.01-5,179,694.02

Finding the Fourth Proportional to 8,077,031.62, 11,147,510.01 and 5,179,694.02

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Solution

The fourth proportional to 8,077,031.62, 11,147,510.01 and 5,179,694.02 is: 7,148,751.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077,031.62 : 11,147,510.01 = 5,179,694.02 : x
  2. Step 2: Convert to fraction form
    8,077,031.62/11,147,510.01 = 5,179,694.02/x
  3. Step 3: Cross multiply
    8,077,031.62x = 11,147,510.01 × 5,179,694.02
  4. Step 4: Simplify right side
    8,077,031.62x = 57,740,690,936,687.13
  5. Step 5: Solve for x
    x = 57,740,690,936,687.13/8,077,031.62
  6. Step 6: Final answer
    x = 7,148,751.38

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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.