Home / 5,338,911.40-8,008,367.10-4,331,141.80

Finding the Fourth Proportional to 5,338,911.40, 8,008,367.10 and 4,331,141.80

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Solution

The fourth proportional to 5,338,911.40, 8,008,367.10 and 4,331,141.80 is: 6,496,712.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,911.40 : 8,008,367.10 = 4,331,141.80 : x
  2. Step 2: Convert to fraction form
    5,338,911.40/8,008,367.10 = 4,331,141.80/x
  3. Step 3: Cross multiply
    5,338,911.40x = 8,008,367.10 × 4,331,141.80
  4. Step 4: Simplify right side
    5,338,911.40x = 34,685,373,496,554.78
  5. Step 5: Solve for x
    x = 34,685,373,496,554.78/5,338,911.40
  6. Step 6: Final answer
    x = 6,496,712.70

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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.