Home / 40,386,625.92-55,733,323.32-22,051,780.20

Finding the Fourth Proportional to 40,386,625.92, 55,733,323.32 and 22,051,780.20

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Solution

The fourth proportional to 40,386,625.92, 55,733,323.32 and 22,051,780.20 is: 30,431,336.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,386,625.92 : 55,733,323.32 = 22,051,780.20 : x
  2. Step 2: Convert to fraction form
    40,386,625.92/55,733,323.32 = 22,051,780.20/x
  3. Step 3: Cross multiply
    40,386,625.92x = 55,733,323.32 × 22,051,780.20
  4. Step 4: Simplify right side
    40,386,625.92x = 1,229,018,995,668,174.25
  5. Step 5: Solve for x
    x = 1,229,018,995,668,174.25/40,386,625.92
  6. Step 6: Final answer
    x = 30,431,336.31

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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.