Home / 6,372,313.20-9,558,469.80-5,112,601.20

Finding the Fourth Proportional to 6,372,313.20, 9,558,469.80 and 5,112,601.20

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Solution

The fourth proportional to 6,372,313.20, 9,558,469.80 and 5,112,601.20 is: 7,668,901.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,372,313.20 : 9,558,469.80 = 5,112,601.20 : x
  2. Step 2: Convert to fraction form
    6,372,313.20/9,558,469.80 = 5,112,601.20/x
  3. Step 3: Cross multiply
    6,372,313.20x = 9,558,469.80 × 5,112,601.20
  4. Step 4: Simplify right side
    6,372,313.20x = 48,868,644,169,643.77
  5. Step 5: Solve for x
    x = 48,868,644,169,643.77/6,372,313.20
  6. Step 6: Final answer
    x = 7,668,901.80

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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.