Home / 6,378,330.61-8,803,105.99-3,801,506.07

Finding the Fourth Proportional to 6,378,330.61, 8,803,105.99 and 3,801,506.07

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Solution

The fourth proportional to 6,378,330.61, 8,803,105.99 and 3,801,506.07 is: 5,246,680.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378,330.61 : 8,803,105.99 = 3,801,506.07 : x
  2. Step 2: Convert to fraction form
    6,378,330.61/8,803,105.99 = 3,801,506.07/x
  3. Step 3: Cross multiply
    6,378,330.61x = 8,803,105.99 × 3,801,506.07
  4. Step 4: Simplify right side
    6,378,330.61x = 33,465,060,846,334.59
  5. Step 5: Solve for x
    x = 33,465,060,846,334.59/6,378,330.61
  6. Step 6: Final answer
    x = 5,246,680.19

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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.