Home / 7,558,561.80-11,337,842.70-6,212,244.60

Finding the Fourth Proportional to 7,558,561.80, 11,337,842.70 and 6,212,244.60

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Solution

The fourth proportional to 7,558,561.80, 11,337,842.70 and 6,212,244.60 is: 9,318,366.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558,561.80 : 11,337,842.70 = 6,212,244.60 : x
  2. Step 2: Convert to fraction form
    7,558,561.80/11,337,842.70 = 6,212,244.60/x
  3. Step 3: Cross multiply
    7,558,561.80x = 11,337,842.70 × 6,212,244.60
  4. Step 4: Simplify right side
    7,558,561.80x = 70,433,452,088,724.41
  5. Step 5: Solve for x
    x = 70,433,452,088,724.41/7,558,561.80
  6. Step 6: Final answer
    x = 9,318,366.90

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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.