Home / 12,012,220.04-18,021,401.42-3,492,556.52

Finding the Fourth Proportional to 12,012,220.04, 18,021,401.42 and 3,492,556.52

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Solution

The fourth proportional to 12,012,220.04, 18,021,401.42 and 3,492,556.52 is: 5,239,727.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,012,220.04 : 18,021,401.42 = 3,492,556.52 : x
  2. Step 2: Convert to fraction form
    12,012,220.04/18,021,401.42 = 3,492,556.52/x
  3. Step 3: Cross multiply
    12,012,220.04x = 18,021,401.42 × 3,492,556.52
  4. Step 4: Simplify right side
    12,012,220.04x = 62,940,762,921,388.47
  5. Step 5: Solve for x
    x = 62,940,762,921,388.47/12,012,220.04
  6. Step 6: Final answer
    x = 5,239,727.77

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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.