Home / 12,097,348.20-18,146,022.30-10,865,629.80

Finding the Fourth Proportional to 12,097,348.20, 18,146,022.30 and 10,865,629.80

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Solution

The fourth proportional to 12,097,348.20, 18,146,022.30 and 10,865,629.80 is: 16,298,444.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,348.20 : 18,146,022.30 = 10,865,629.80 : x
  2. Step 2: Convert to fraction form
    12,097,348.20/18,146,022.30 = 10,865,629.80/x
  3. Step 3: Cross multiply
    12,097,348.20x = 18,146,022.30 × 10,865,629.80
  4. Step 4: Simplify right side
    12,097,348.20x = 197,167,960,654,344.56
  5. Step 5: Solve for x
    x = 197,167,960,654,344.56/12,097,348.20
  6. Step 6: Final answer
    x = 16,298,444.70

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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.