Home / 6,682,939.51-9,220,875.88-3,782,330.37

Finding the Fourth Proportional to 6,682,939.51, 9,220,875.88 and 3,782,330.37

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Solution

The fourth proportional to 6,682,939.51, 9,220,875.88 and 3,782,330.37 is: 5,218,721.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,682,939.51 : 9,220,875.88 = 3,782,330.37 : x
  2. Step 2: Convert to fraction form
    6,682,939.51/9,220,875.88 = 3,782,330.37/x
  3. Step 3: Cross multiply
    6,682,939.51x = 9,220,875.88 × 3,782,330.37
  4. Step 4: Simplify right side
    6,682,939.51x = 34,876,398,842,275.93
  5. Step 5: Solve for x
    x = 34,876,398,842,275.93/6,682,939.51
  6. Step 6: Final answer
    x = 5,218,721.32

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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.