Home / 36,679,006.80-55,018,510.20-19,672,894.80

Finding the Fourth Proportional to 36,679,006.80, 55,018,510.20 and 19,672,894.80

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Solution

The fourth proportional to 36,679,006.80, 55,018,510.20 and 19,672,894.80 is: 29,509,342.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,679,006.80 : 55,018,510.20 = 19,672,894.80 : x
  2. Step 2: Convert to fraction form
    36,679,006.80/55,018,510.20 = 19,672,894.80/x
  3. Step 3: Cross multiply
    36,679,006.80x = 55,018,510.20 × 19,672,894.80
  4. Step 4: Simplify right side
    36,679,006.80x = 1,082,373,363,217,327
  5. Step 5: Solve for x
    x = 1,082,373,363,217,327/36,679,006.80
  6. Step 6: Final answer
    x = 29,509,342.20

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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.