Home / 40,739,291.88-56,218,935.78-22,404,520.68

Finding the Fourth Proportional to 40,739,291.88, 56,218,935.78 and 22,404,520.68

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Solution

The fourth proportional to 40,739,291.88, 56,218,935.78 and 22,404,520.68 is: 30,917,530.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,739,291.88 : 56,218,935.78 = 22,404,520.68 : x
  2. Step 2: Convert to fraction form
    40,739,291.88/56,218,935.78 = 22,404,520.68/x
  3. Step 3: Cross multiply
    40,739,291.88x = 56,218,935.78 × 22,404,520.68
  4. Step 4: Simplify right side
    40,739,291.88x = 1,259,558,309,290,602
  5. Step 5: Solve for x
    x = 1,259,558,309,290,602/40,739,291.88
  6. Step 6: Final answer
    x = 30,917,530.75

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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.