Home / 67,946,247.20-101,919,370.80-19,424,007.20

Finding the Fourth Proportional to 67,946,247.20, 101,919,370.80 and 19,424,007.20

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Solution

The fourth proportional to 67,946,247.20, 101,919,370.80 and 19,424,007.20 is: 29,136,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,946,247.20 : 101,919,370.80 = 19,424,007.20 : x
  2. Step 2: Convert to fraction form
    67,946,247.20/101,919,370.80 = 19,424,007.20/x
  3. Step 3: Cross multiply
    67,946,247.20x = 101,919,370.80 × 19,424,007.20
  4. Step 4: Simplify right side
    67,946,247.20x = 1,979,682,592,238,669.75
  5. Step 5: Solve for x
    x = 1,979,682,592,238,669.75/67,946,247.20
  6. Step 6: Final answer
    x = 29,136,010.80

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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.