Home / 34,536,243.78-47,666,255.49-20,598,492.78

Finding the Fourth Proportional to 34,536,243.78, 47,666,255.49 and 20,598,492.78

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Solution

The fourth proportional to 34,536,243.78, 47,666,255.49 and 20,598,492.78 is: 28,429,641.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,536,243.78 : 47,666,255.49 = 20,598,492.78 : x
  2. Step 2: Convert to fraction form
    34,536,243.78/47,666,255.49 = 20,598,492.78/x
  3. Step 3: Cross multiply
    34,536,243.78x = 47,666,255.49 × 20,598,492.78
  4. Step 4: Simplify right side
    34,536,243.78x = 981,853,019,560,400.50
  5. Step 5: Solve for x
    x = 981,853,019,560,400.50/34,536,243.78
  6. Step 6: Final answer
    x = 28,429,641.21

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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.