Home / 7,269,239.90-10,031,619.56-4,006,172.12

Finding the Fourth Proportional to 7,269,239.90, 10,031,619.56 and 4,006,172.12

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Solution

The fourth proportional to 7,269,239.90, 10,031,619.56 and 4,006,172.12 is: 5,528,555.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,269,239.90 : 10,031,619.56 = 4,006,172.12 : x
  2. Step 2: Convert to fraction form
    7,269,239.90/10,031,619.56 = 4,006,172.12/x
  3. Step 3: Cross multiply
    7,269,239.90x = 10,031,619.56 × 4,006,172.12
  4. Step 4: Simplify right side
    7,269,239.90x = 40,188,394,529,529.71
  5. Step 5: Solve for x
    x = 40,188,394,529,529.71/7,269,239.90
  6. Step 6: Final answer
    x = 5,528,555.26

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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.