Home / 8,216,280.96-11,338,255.68-4,545,101.76

Finding the Fourth Proportional to 8,216,280.96, 11,338,255.68 and 4,545,101.76

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Solution

The fourth proportional to 8,216,280.96, 11,338,255.68 and 4,545,101.76 is: 6,272,123.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216,280.96 : 11,338,255.68 = 4,545,101.76 : x
  2. Step 2: Convert to fraction form
    8,216,280.96/11,338,255.68 = 4,545,101.76/x
  3. Step 3: Cross multiply
    8,216,280.96x = 11,338,255.68 × 4,545,101.76
  4. Step 4: Simplify right side
    8,216,280.96x = 51,533,525,846,497.99
  5. Step 5: Solve for x
    x = 51,533,525,846,497.99/8,216,280.96
  6. Step 6: Final answer
    x = 6,272,123.13

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.