Home / 22,143,572.76-30,558,149.44-12,354,018.47

Finding the Fourth Proportional to 22,143,572.76, 30,558,149.44 and 12,354,018.47

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Solution

The fourth proportional to 22,143,572.76, 30,558,149.44 and 12,354,018.47 is: 17,048,556.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,572.76 : 30,558,149.44 = 12,354,018.47 : x
  2. Step 2: Convert to fraction form
    22,143,572.76/30,558,149.44 = 12,354,018.47/x
  3. Step 3: Cross multiply
    22,143,572.76x = 30,558,149.44 × 12,354,018.47
  4. Step 4: Simplify right side
    22,143,572.76x = 377,515,942,590,780.19
  5. Step 5: Solve for x
    x = 377,515,942,590,780.19/22,143,572.76
  6. Step 6: Final answer
    x = 17,048,556.11

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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.