Home / 64,131,833.10-96,188,418.45-18,688,889.10

Finding the Fourth Proportional to 64,131,833.10, 96,188,418.45 and 18,688,889.10

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Solution

The fourth proportional to 64,131,833.10, 96,188,418.45 and 18,688,889.10 is: 28,030,614.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,131,833.10 : 96,188,418.45 = 18,688,889.10 : x
  2. Step 2: Convert to fraction form
    64,131,833.10/96,188,418.45 = 18,688,889.10/x
  3. Step 3: Cross multiply
    64,131,833.10x = 96,188,418.45 × 18,688,889.10
  4. Step 4: Simplify right side
    64,131,833.10x = 1,797,654,685,116,444
  5. Step 5: Solve for x
    x = 1,797,654,685,116,444/64,131,833.10
  6. Step 6: Final answer
    x = 28,030,614.41

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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.