Home / 18,163,599.60-27,214,568.10-10,959,996.90

Finding the Fourth Proportional to 18,163,599.60, 27,214,568.10 and 10,959,996.90

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Solution

The fourth proportional to 18,163,599.60, 27,214,568.10 and 10,959,996.90 is: 16,421,391.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163,599.60 : 27,214,568.10 = 10,959,996.90 : x
  2. Step 2: Convert to fraction form
    18,163,599.60/27,214,568.10 = 10,959,996.90/x
  3. Step 3: Cross multiply
    18,163,599.60x = 27,214,568.10 × 10,959,996.90
  4. Step 4: Simplify right side
    18,163,599.60x = 298,271,582,010,838.94
  5. Step 5: Solve for x
    x = 298,271,582,010,838.94/18,163,599.60
  6. Step 6: Final answer
    x = 16,421,391.61

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1.5x scale

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.