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Finding the Fourth Proportional to 7,244,896.60, 10,867,344.90 and 6,697,466.20

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Solution

The fourth proportional to 7,244,896.60, 10,867,344.90 and 6,697,466.20 is: 10,046,199.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,896.60 : 10,867,344.90 = 6,697,466.20 : x
  2. Step 2: Convert to fraction form
    7,244,896.60/10,867,344.90 = 6,697,466.20/x
  3. Step 3: Cross multiply
    7,244,896.60x = 10,867,344.90 × 6,697,466.20
  4. Step 4: Simplify right side
    7,244,896.60x = 72,783,675,151,492.39
  5. Step 5: Solve for x
    x = 72,783,675,151,492.39/7,244,896.60
  6. Step 6: Final answer
    x = 10,046,199.30

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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.