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Finding the Fourth Proportional to 26,978,389.60, 40,467,584.40 and 24,144,037.60

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Solution

The fourth proportional to 26,978,389.60, 40,467,584.40 and 24,144,037.60 is: 36,216,056.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,978,389.60 : 40,467,584.40 = 24,144,037.60 : x
  2. Step 2: Convert to fraction form
    26,978,389.60/40,467,584.40 = 24,144,037.60/x
  3. Step 3: Cross multiply
    26,978,389.60x = 40,467,584.40 × 24,144,037.60
  4. Step 4: Simplify right side
    26,978,389.60x = 977,050,879,334,773.50
  5. Step 5: Solve for x
    x = 977,050,879,334,773.50/26,978,389.60
  6. Step 6: Final answer
    x = 36,216,056.40

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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.