Home / 8,313,659.21-11,472,188.51-4,642,356.65

Finding the Fourth Proportional to 8,313,659.21, 11,472,188.51 and 4,642,356.65

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Solution

The fourth proportional to 8,313,659.21, 11,472,188.51 and 4,642,356.65 is: 6,406,082.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313,659.21 : 11,472,188.51 = 4,642,356.65 : x
  2. Step 2: Convert to fraction form
    8,313,659.21/11,472,188.51 = 4,642,356.65/x
  3. Step 3: Cross multiply
    8,313,659.21x = 11,472,188.51 × 4,642,356.65
  4. Step 4: Simplify right side
    8,313,659.21x = 53,257,990,538,879.37
  5. Step 5: Solve for x
    x = 53,257,990,538,879.37/8,313,659.21
  6. Step 6: Final answer
    x = 6,406,082.96

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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.