Home / 5,976,740.81-8,247,863.74-3,398,421.41

Finding the Fourth Proportional to 5,976,740.81, 8,247,863.74 and 3,398,421.41

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Solution

The fourth proportional to 5,976,740.81, 8,247,863.74 and 3,398,421.41 is: 4,689,799.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,976,740.81 : 8,247,863.74 = 3,398,421.41 : x
  2. Step 2: Convert to fraction form
    5,976,740.81/8,247,863.74 = 3,398,421.41/x
  3. Step 3: Cross multiply
    5,976,740.81x = 8,247,863.74 × 3,398,421.41
  4. Step 4: Simplify right side
    5,976,740.81x = 28,029,716,720,778.68
  5. Step 5: Solve for x
    x = 28,029,716,720,778.68/5,976,740.81
  6. Step 6: Final answer
    x = 4,689,799.61

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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.