Home / 5,429,884.75-7,494,545.99-3,108,123.16

Finding the Fourth Proportional to 5,429,884.75, 7,494,545.99 and 3,108,123.16

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Solution

The fourth proportional to 5,429,884.75, 7,494,545.99 and 3,108,123.16 is: 4,289,956.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429,884.75 : 7,494,545.99 = 3,108,123.16 : x
  2. Step 2: Convert to fraction form
    5,429,884.75/7,494,545.99 = 3,108,123.16/x
  3. Step 3: Cross multiply
    5,429,884.75x = 7,494,545.99 × 3,108,123.16
  4. Step 4: Simplify right side
    5,429,884.75x = 23,293,971,965,204.13
  5. Step 5: Solve for x
    x = 23,293,971,965,204.13/5,429,884.75
  6. Step 6: Final answer
    x = 4,289,956.98

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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.