Home / 6,321,628.22-8,723,868.66-3,421,018.33

Finding the Fourth Proportional to 6,321,628.22, 8,723,868.66 and 3,421,018.33

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Solution

The fourth proportional to 6,321,628.22, 8,723,868.66 and 3,421,018.33 is: 4,721,017.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,628.22 : 8,723,868.66 = 3,421,018.33 : x
  2. Step 2: Convert to fraction form
    6,321,628.22/8,723,868.66 = 3,421,018.33/x
  3. Step 3: Cross multiply
    6,321,628.22x = 8,723,868.66 × 3,421,018.33
  4. Step 4: Simplify right side
    6,321,628.22x = 29,844,514,572,562.87
  5. Step 5: Solve for x
    x = 29,844,514,572,562.87/6,321,628.22
  6. Step 6: Final answer
    x = 4,721,017.05

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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.