Home / 8,229,420.50-11,353,975.89-5,331,033.14

Finding the Fourth Proportional to 8,229,420.50, 11,353,975.89 and 5,331,033.14

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Solution

The fourth proportional to 8,229,420.50, 11,353,975.89 and 5,331,033.14 is: 7,355,125.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,229,420.50 : 11,353,975.89 = 5,331,033.14 : x
  2. Step 2: Convert to fraction form
    8,229,420.50/11,353,975.89 = 5,331,033.14/x
  3. Step 3: Cross multiply
    8,229,420.50x = 11,353,975.89 × 5,331,033.14
  4. Step 4: Simplify right side
    8,229,420.50x = 60,528,421,740,350.99
  5. Step 5: Solve for x
    x = 60,528,421,740,350.99/8,229,420.50
  6. Step 6: Final answer
    x = 7,355,125.64

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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.