Home / 5,790,829.50-7,991,354.12-3,212,510.30

Finding the Fourth Proportional to 5,790,829.50, 7,991,354.12 and 3,212,510.30

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Solution

The fourth proportional to 5,790,829.50, 7,991,354.12 and 3,212,510.30 is: 4,433,269.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790,829.50 : 7,991,354.12 = 3,212,510.30 : x
  2. Step 2: Convert to fraction form
    5,790,829.50/7,991,354.12 = 3,212,510.30/x
  3. Step 3: Cross multiply
    5,790,829.50x = 7,991,354.12 × 3,212,510.30
  4. Step 4: Simplify right side
    5,790,829.50x = 25,672,307,421,447.43
  5. Step 5: Solve for x
    x = 25,672,307,421,447.43/5,790,829.50
  6. Step 6: Final answer
    x = 4,433,269.43

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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.