Home / 7,351,003.20-11,026,504.80-7,020,328.80

Finding the Fourth Proportional to 7,351,003.20, 11,026,504.80 and 7,020,328.80

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Solution

The fourth proportional to 7,351,003.20, 11,026,504.80 and 7,020,328.80 is: 10,530,493.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351,003.20 : 11,026,504.80 = 7,020,328.80 : x
  2. Step 2: Convert to fraction form
    7,351,003.20/11,026,504.80 = 7,020,328.80/x
  3. Step 3: Cross multiply
    7,351,003.20x = 11,026,504.80 × 7,020,328.80
  4. Step 4: Simplify right side
    7,351,003.20x = 77,409,689,210,778.25
  5. Step 5: Solve for x
    x = 77,409,689,210,778.25/7,351,003.20
  6. Step 6: Final answer
    x = 10,530,493.20

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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.