Home / 40,228,504.60-55,521,186.78-22,589,387.32

Finding the Fourth Proportional to 40,228,504.60, 55,521,186.78 and 22,589,387.32

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Solution

The fourth proportional to 40,228,504.60, 55,521,186.78 and 22,589,387.32 is: 31,176,639.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,228,504.60 : 55,521,186.78 = 22,589,387.32 : x
  2. Step 2: Convert to fraction form
    40,228,504.60/55,521,186.78 = 22,589,387.32/x
  3. Step 3: Cross multiply
    40,228,504.60x = 55,521,186.78 × 22,589,387.32
  4. Step 4: Simplify right side
    40,228,504.60x = 1,254,189,592,639,483.75
  5. Step 5: Solve for x
    x = 1,254,189,592,639,483.75/40,228,504.60
  6. Step 6: Final answer
    x = 31,176,639.68

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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.