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Finding the Fourth Proportional to 32,662,957.95, 45,074,524.28 and 17,978,310.27

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Solution

The fourth proportional to 32,662,957.95, 45,074,524.28 and 17,978,310.27 is: 24,809,871.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,662,957.95 : 45,074,524.28 = 17,978,310.27 : x
  2. Step 2: Convert to fraction form
    32,662,957.95/45,074,524.28 = 17,978,310.27/x
  3. Step 3: Cross multiply
    32,662,957.95x = 45,074,524.28 × 17,978,310.27
  4. Step 4: Simplify right side
    32,662,957.95x = 810,363,782,688,596.75
  5. Step 5: Solve for x
    x = 810,363,782,688,596.75/32,662,957.95
  6. Step 6: Final answer
    x = 24,809,871.29

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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.