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Finding the Fourth Proportional to 17,804,593.90, 26,706,890.85 and 16,157,126.80

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Solution

The fourth proportional to 17,804,593.90, 26,706,890.85 and 16,157,126.80 is: 24,235,690.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,804,593.90 : 26,706,890.85 = 16,157,126.80 : x
  2. Step 2: Convert to fraction form
    17,804,593.90/26,706,890.85 = 16,157,126.80/x
  3. Step 3: Cross multiply
    17,804,593.90x = 26,706,890.85 × 16,157,126.80
  4. Step 4: Simplify right side
    17,804,593.90x = 431,506,621,897,209.81
  5. Step 5: Solve for x
    x = 431,506,621,897,209.81/17,804,593.90
  6. Step 6: Final answer
    x = 24,235,690.20

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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.