Home / 8,686,240.22-11,987,025.62-4,818,761.42

Finding the Fourth Proportional to 8,686,240.22, 11,987,025.62 and 4,818,761.42

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Solution

The fourth proportional to 8,686,240.22, 11,987,025.62 and 4,818,761.42 is: 6,649,898.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686,240.22 : 11,987,025.62 = 4,818,761.42 : x
  2. Step 2: Convert to fraction form
    8,686,240.22/11,987,025.62 = 4,818,761.42/x
  3. Step 3: Cross multiply
    8,686,240.22x = 11,987,025.62 × 4,818,761.42
  4. Step 4: Simplify right side
    8,686,240.22x = 57,762,616,514,178.65
  5. Step 5: Solve for x
    x = 57,762,616,514,178.65/8,686,240.22
  6. Step 6: Final answer
    x = 6,649,898.58

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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.