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Finding the Fourth Proportional to 15,510,063.15, 23,265,094.73 and 15,510,063.15

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Solution

The fourth proportional to 15,510,063.15, 23,265,094.73 and 15,510,063.15 is: 23,265,094.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,510,063.15 : 23,265,094.73 = 15,510,063.15 : x
  2. Step 2: Convert to fraction form
    15,510,063.15/23,265,094.73 = 15,510,063.15/x
  3. Step 3: Cross multiply
    15,510,063.15x = 23,265,094.73 × 15,510,063.15
  4. Step 4: Simplify right side
    15,510,063.15x = 360,843,088,375,481.94
  5. Step 5: Solve for x
    x = 360,843,088,375,481.94/15,510,063.15
  6. Step 6: Final answer
    x = 23,265,094.73

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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.