Home / 8,339,390.68-11,502,426.40-7,653,278.14

Finding the Fourth Proportional to 8,339,390.68, 11,502,426.40 and 7,653,278.14

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Solution

The fourth proportional to 8,339,390.68, 11,502,426.40 and 7,653,278.14 is: 10,556,079.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,339,390.68 : 11,502,426.40 = 7,653,278.14 : x
  2. Step 2: Convert to fraction form
    8,339,390.68/11,502,426.40 = 7,653,278.14/x
  3. Step 3: Cross multiply
    8,339,390.68x = 11,502,426.40 × 7,653,278.14
  4. Step 4: Simplify right side
    8,339,390.68x = 88,031,268,524,078.89
  5. Step 5: Solve for x
    x = 88,031,268,524,078.89/8,339,390.68
  6. Step 6: Final answer
    x = 10,556,079.20

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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.