Home / 7,381,063.20-11,071,594.80-3,391,975.20

Finding the Fourth Proportional to 7,381,063.20, 11,071,594.80 and 3,391,975.20

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Solution

The fourth proportional to 7,381,063.20, 11,071,594.80 and 3,391,975.20 is: 5,087,962.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,063.20 : 11,071,594.80 = 3,391,975.20 : x
  2. Step 2: Convert to fraction form
    7,381,063.20/11,071,594.80 = 3,391,975.20/x
  3. Step 3: Cross multiply
    7,381,063.20x = 11,071,594.80 × 3,391,975.20
  4. Step 4: Simplify right side
    7,381,063.20x = 37,554,574,986,048.96
  5. Step 5: Solve for x
    x = 37,554,574,986,048.96/7,381,063.20
  6. Step 6: Final answer
    x = 5,087,962.80

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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.