Home / 7,328,604.80-10,992,907.20-5,089,116.80

Finding the Fourth Proportional to 7,328,604.80, 10,992,907.20 and 5,089,116.80

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Solution

The fourth proportional to 7,328,604.80, 10,992,907.20 and 5,089,116.80 is: 7,633,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328,604.80 : 10,992,907.20 = 5,089,116.80 : x
  2. Step 2: Convert to fraction form
    7,328,604.80/10,992,907.20 = 5,089,116.80/x
  3. Step 3: Cross multiply
    7,328,604.80x = 10,992,907.20 × 5,089,116.80
  4. Step 4: Simplify right side
    7,328,604.80x = 55,944,188,712,360.95
  5. Step 5: Solve for x
    x = 55,944,188,712,360.95/7,328,604.80
  6. Step 6: Final answer
    x = 7,633,675.20

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Double scale
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Similar ratio
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1.5x scale

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.