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Finding the Fourth Proportional to 17,775,214.80, 26,662,822.20 and 16,375,534.80

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Solution

The fourth proportional to 17,775,214.80, 26,662,822.20 and 16,375,534.80 is: 24,563,302.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,775,214.80 : 26,662,822.20 = 16,375,534.80 : x
  2. Step 2: Convert to fraction form
    17,775,214.80/26,662,822.20 = 16,375,534.80/x
  3. Step 3: Cross multiply
    17,775,214.80x = 26,662,822.20 × 16,375,534.80
  4. Step 4: Simplify right side
    17,775,214.80x = 436,617,972,802,312.56
  5. Step 5: Solve for x
    x = 436,617,972,802,312.56/17,775,214.80
  6. Step 6: Final answer
    x = 24,563,302.20

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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.