Home / 8,276,123.76-11,419,338.96-4,837,699.68

Finding the Fourth Proportional to 8,276,123.76, 11,419,338.96 and 4,837,699.68

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Solution

The fourth proportional to 8,276,123.76, 11,419,338.96 and 4,837,699.68 is: 6,675,024.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276,123.76 : 11,419,338.96 = 4,837,699.68 : x
  2. Step 2: Convert to fraction form
    8,276,123.76/11,419,338.96 = 4,837,699.68/x
  3. Step 3: Cross multiply
    8,276,123.76x = 11,419,338.96 × 4,837,699.68
  4. Step 4: Simplify right side
    8,276,123.76x = 55,243,332,432,603.53
  5. Step 5: Solve for x
    x = 55,243,332,432,603.53/8,276,123.76
  6. Step 6: Final answer
    x = 6,675,024.93

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Double scale
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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.