Home / 7,152,216.40-10,728,324.60-6,372,769.60

Finding the Fourth Proportional to 7,152,216.40, 10,728,324.60 and 6,372,769.60

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Solution

The fourth proportional to 7,152,216.40, 10,728,324.60 and 6,372,769.60 is: 9,559,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,216.40 : 10,728,324.60 = 6,372,769.60 : x
  2. Step 2: Convert to fraction form
    7,152,216.40/10,728,324.60 = 6,372,769.60/x
  3. Step 3: Cross multiply
    7,152,216.40x = 10,728,324.60 × 6,372,769.60
  4. Step 4: Simplify right side
    7,152,216.40x = 68,369,140,869,812.16
  5. Step 5: Solve for x
    x = 68,369,140,869,812.16/7,152,216.40
  6. Step 6: Final answer
    x = 9,559,154.40

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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.