Home / 33,220,420.10-49,830,630.15-18,632,364.65

Finding the Fourth Proportional to 33,220,420.10, 49,830,630.15 and 18,632,364.65

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Solution

The fourth proportional to 33,220,420.10, 49,830,630.15 and 18,632,364.65 is: 27,948,546.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,220,420.10 : 49,830,630.15 = 18,632,364.65 : x
  2. Step 2: Convert to fraction form
    33,220,420.10/49,830,630.15 = 18,632,364.65/x
  3. Step 3: Cross multiply
    33,220,420.10x = 49,830,630.15 × 18,632,364.65
  4. Step 4: Simplify right side
    33,220,420.10x = 928,462,471,694,084.12
  5. Step 5: Solve for x
    x = 928,462,471,694,084.12/33,220,420.10
  6. Step 6: Final answer
    x = 27,948,546.98

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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.