Home / 7,688,458.20-11,532,687.30-6,195,466.20

Finding the Fourth Proportional to 7,688,458.20, 11,532,687.30 and 6,195,466.20

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Solution

The fourth proportional to 7,688,458.20, 11,532,687.30 and 6,195,466.20 is: 9,293,199.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688,458.20 : 11,532,687.30 = 6,195,466.20 : x
  2. Step 2: Convert to fraction form
    7,688,458.20/11,532,687.30 = 6,195,466.20/x
  3. Step 3: Cross multiply
    7,688,458.20x = 11,532,687.30 × 6,195,466.20
  4. Step 4: Simplify right side
    7,688,458.20x = 71,450,374,362,319.27
  5. Step 5: Solve for x
    x = 71,450,374,362,319.27/7,688,458.20
  6. Step 6: Final answer
    x = 9,293,199.30

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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.