Home / 22,556,161.73-31,126,669.68-12,242,663.39

Finding the Fourth Proportional to 22,556,161.73, 31,126,669.68 and 12,242,663.39

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Solution

The fourth proportional to 22,556,161.73, 31,126,669.68 and 12,242,663.39 is: 16,894,423.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,556,161.73 : 31,126,669.68 = 12,242,663.39 : x
  2. Step 2: Convert to fraction form
    22,556,161.73/31,126,669.68 = 12,242,663.39/x
  3. Step 3: Cross multiply
    22,556,161.73x = 31,126,669.68 × 12,242,663.39
  4. Step 4: Simplify right side
    22,556,161.73x = 381,073,339,259,140.69
  5. Step 5: Solve for x
    x = 381,073,339,259,140.69/22,556,161.73
  6. Step 6: Final answer
    x = 16,894,423.08

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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.