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Finding the Fourth Proportional to 17,957,603.23, 24,781,492.21 and 9,697,665.27

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Solution

The fourth proportional to 17,957,603.23, 24,781,492.21 and 9,697,665.27 is: 13,382,777.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,957,603.23 : 24,781,492.21 = 9,697,665.27 : x
  2. Step 2: Convert to fraction form
    17,957,603.23/24,781,492.21 = 9,697,665.27/x
  3. Step 3: Cross multiply
    17,957,603.23x = 24,781,492.21 × 9,697,665.27
  4. Step 4: Simplify right side
    17,957,603.23x = 240,322,616,343,692.53
  5. Step 5: Solve for x
    x = 240,322,616,343,692.53/17,957,603.23
  6. Step 6: Final answer
    x = 13,382,777.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.