Home / 7,984,209.80-11,976,314.70-4,388,125.70

Finding the Fourth Proportional to 7,984,209.80, 11,976,314.70 and 4,388,125.70

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Solution

The fourth proportional to 7,984,209.80, 11,976,314.70 and 4,388,125.70 is: 6,582,188.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984,209.80 : 11,976,314.70 = 4,388,125.70 : x
  2. Step 2: Convert to fraction form
    7,984,209.80/11,976,314.70 = 4,388,125.70/x
  3. Step 3: Cross multiply
    7,984,209.80x = 11,976,314.70 × 4,388,125.70
  4. Step 4: Simplify right side
    7,984,209.80x = 52,553,574,326,357.79
  5. Step 5: Solve for x
    x = 52,553,574,326,357.79/7,984,209.80
  6. Step 6: Final answer
    x = 6,582,188.55

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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.