Home / 7,379,920.80-11,071,954.80-3,593,527.20

Finding the Fourth Proportional to 7,379,920.80, 11,071,954.80 and 3,593,527.20

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Solution

The fourth proportional to 7,379,920.80, 11,071,954.80 and 3,593,527.20 is: 5,391,300.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379,920.80 : 11,071,954.80 = 3,593,527.20 : x
  2. Step 2: Convert to fraction form
    7,379,920.80/11,071,954.80 = 3,593,527.20/x
  3. Step 3: Cross multiply
    7,379,920.80x = 11,071,954.80 × 3,593,527.20
  4. Step 4: Simplify right side
    7,379,920.80x = 39,787,370,730,970.56
  5. Step 5: Solve for x
    x = 39,787,370,730,970.56/7,379,920.80
  6. Step 6: Final answer
    x = 5,391,300.50

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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.