Home / 40,356,010.26-55,690,771.58-22,020,979.86

Finding the Fourth Proportional to 40,356,010.26, 55,690,771.58 and 22,020,979.86

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Solution

The fourth proportional to 40,356,010.26, 55,690,771.58 and 22,020,979.86 is: 30,388,667.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,356,010.26 : 55,690,771.58 = 22,020,979.86 : x
  2. Step 2: Convert to fraction form
    40,356,010.26/55,690,771.58 = 22,020,979.86/x
  3. Step 3: Cross multiply
    40,356,010.26x = 55,690,771.58 × 22,020,979.86
  4. Step 4: Simplify right side
    40,356,010.26x = 1,226,365,359,351,040.25
  5. Step 5: Solve for x
    x = 1,226,365,359,351,040.25/40,356,010.26
  6. Step 6: Final answer
    x = 30,388,667.05

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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.