Home / 7,209,246.80-10,805,122.20-4,170,774.80

Finding the Fourth Proportional to 7,209,246.80, 10,805,122.20 and 4,170,774.80

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Solution

The fourth proportional to 7,209,246.80, 10,805,122.20 and 4,170,774.80 is: 6,251,101.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209,246.80 : 10,805,122.20 = 4,170,774.80 : x
  2. Step 2: Convert to fraction form
    7,209,246.80/10,805,122.20 = 4,170,774.80/x
  3. Step 3: Cross multiply
    7,209,246.80x = 10,805,122.20 × 4,170,774.80
  4. Step 4: Simplify right side
    7,209,246.80x = 45,065,731,382,680.55
  5. Step 5: Solve for x
    x = 45,065,731,382,680.55/7,209,246.80
  6. Step 6: Final answer
    x = 6,251,101.21

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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.