Home / 5,421,078.16-7,479,832.89-3,244,794.46

Finding the Fourth Proportional to 5,421,078.16, 7,479,832.89 and 3,244,794.46

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Solution

The fourth proportional to 5,421,078.16, 7,479,832.89 and 3,244,794.46 is: 4,477,065.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,421,078.16 : 7,479,832.89 = 3,244,794.46 : x
  2. Step 2: Convert to fraction form
    5,421,078.16/7,479,832.89 = 3,244,794.46/x
  3. Step 3: Cross multiply
    5,421,078.16x = 7,479,832.89 × 3,244,794.46
  4. Step 4: Simplify right side
    5,421,078.16x = 24,270,520,323,197.79
  5. Step 5: Solve for x
    x = 24,270,520,323,197.79/5,421,078.16
  6. Step 6: Final answer
    x = 4,477,065.19

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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.