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Finding the Fourth Proportional to 16,572,560.80, 24,816,850.80 and 13,213,328.80

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Solution

The fourth proportional to 16,572,560.80, 24,816,850.80 and 13,213,328.80 is: 19,786,514.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,572,560.80 : 24,816,850.80 = 13,213,328.80 : x
  2. Step 2: Convert to fraction form
    16,572,560.80/24,816,850.80 = 13,213,328.80/x
  3. Step 3: Cross multiply
    16,572,560.80x = 24,816,850.80 × 13,213,328.80
  4. Step 4: Simplify right side
    16,572,560.80x = 327,913,209,400,943.06
  5. Step 5: Solve for x
    x = 327,913,209,400,943.06/16,572,560.80
  6. Step 6: Final answer
    x = 19,786,514.19

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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.