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Finding the Fourth Proportional to 16,832,978.22, 23,214,012.39 and 10,627,244.22

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Solution

The fourth proportional to 16,832,978.22, 23,214,012.39 and 10,627,244.22 is: 14,655,812.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,832,978.22 : 23,214,012.39 = 10,627,244.22 : x
  2. Step 2: Convert to fraction form
    16,832,978.22/23,214,012.39 = 10,627,244.22/x
  3. Step 3: Cross multiply
    16,832,978.22x = 23,214,012.39 × 10,627,244.22
  4. Step 4: Simplify right side
    16,832,978.22x = 246,700,978,994,635.91
  5. Step 5: Solve for x
    x = 246,700,978,994,635.91/16,832,978.22
  6. Step 6: Final answer
    x = 14,655,812.88

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1.5x scale

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.