Home / 5,421,867.92-8,132,502.52-3,964,407.89

Finding the Fourth Proportional to 5,421,867.92, 8,132,502.52 and 3,964,407.89

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Solution

The fourth proportional to 5,421,867.92, 8,132,502.52 and 3,964,407.89 is: 5,946,392.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,421,867.92 : 8,132,502.52 = 3,964,407.89 : x
  2. Step 2: Convert to fraction form
    5,421,867.92/8,132,502.52 = 3,964,407.89/x
  3. Step 3: Cross multiply
    5,421,867.92x = 8,132,502.52 × 3,964,407.89
  4. Step 4: Simplify right side
    5,421,867.92x = 32,240,557,190,324.99
  5. Step 5: Solve for x
    x = 32,240,557,190,324.99/5,421,867.92
  6. Step 6: Final answer
    x = 5,946,392.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.