Home / 7,108,778.88-9,810,085.08-3,845,585.52

Finding the Fourth Proportional to 7,108,778.88, 9,810,085.08 and 3,845,585.52

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Solution

The fourth proportional to 7,108,778.88, 9,810,085.08 and 3,845,585.52 is: 5,306,891.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108,778.88 : 9,810,085.08 = 3,845,585.52 : x
  2. Step 2: Convert to fraction form
    7,108,778.88/9,810,085.08 = 3,845,585.52/x
  3. Step 3: Cross multiply
    7,108,778.88x = 9,810,085.08 × 3,845,585.52
  4. Step 4: Simplify right side
    7,108,778.88x = 37,725,521,133,616.04
  5. Step 5: Solve for x
    x = 37,725,521,133,616.04/7,108,778.88
  6. Step 6: Final answer
    x = 5,306,891.91

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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.