Home / 71,042,558.43-106,554,849.06-22,520,879.76

Finding the Fourth Proportional to 71,042,558.43, 106,554,849.06 and 22,520,879.76

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Solution

The fourth proportional to 71,042,558.43, 106,554,849.06 and 22,520,879.76 is: 33,778,470.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,042,558.43 : 106,554,849.06 = 22,520,879.76 : x
  2. Step 2: Convert to fraction form
    71,042,558.43/106,554,849.06 = 22,520,879.76/x
  3. Step 3: Cross multiply
    71,042,558.43x = 106,554,849.06 × 22,520,879.76
  4. Step 4: Simplify right side
    71,042,558.43x = 2,399,708,943,525,209.50
  5. Step 5: Solve for x
    x = 2,399,708,943,525,209.50/71,042,558.43
  6. Step 6: Final answer
    x = 33,778,470.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.