Home / 14,572,006.20-21,872,006.10-7,391,647.80

Finding the Fourth Proportional to 14,572,006.20, 21,872,006.10 and 7,391,647.80

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Solution

The fourth proportional to 14,572,006.20, 21,872,006.10 and 7,391,647.80 is: 11,094,571.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,572,006.20 : 21,872,006.10 = 7,391,647.80 : x
  2. Step 2: Convert to fraction form
    14,572,006.20/21,872,006.10 = 7,391,647.80/x
  3. Step 3: Cross multiply
    14,572,006.20x = 21,872,006.10 × 7,391,647.80
  4. Step 4: Simplify right side
    14,572,006.20x = 161,670,165,770,651.59
  5. Step 5: Solve for x
    x = 161,670,165,770,651.59/14,572,006.20
  6. Step 6: Final answer
    x = 11,094,571.57

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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.