Home / 40,766,352.09-56,255,879.19-22,181,568.72

Finding the Fourth Proportional to 40,766,352.09, 56,255,879.19 and 22,181,568.72

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Solution

The fourth proportional to 40,766,352.09, 56,255,879.19 and 22,181,568.72 is: 30,609,647.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,766,352.09 : 56,255,879.19 = 22,181,568.72 : x
  2. Step 2: Convert to fraction form
    40,766,352.09/56,255,879.19 = 22,181,568.72/x
  3. Step 3: Cross multiply
    40,766,352.09x = 56,255,879.19 × 22,181,568.72
  4. Step 4: Simplify right side
    40,766,352.09x = 1,247,843,650,157,002.75
  5. Step 5: Solve for x
    x = 1,247,843,650,157,002.75/40,766,352.09
  6. Step 6: Final answer
    x = 30,609,647.08

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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.