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Finding the Fourth Proportional to 16,360,608.60, 24,512,919.30 and 10,369,978.20

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Solution

The fourth proportional to 16,360,608.60, 24,512,919.30 and 10,369,978.20 is: 15,537,223.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,360,608.60 : 24,512,919.30 = 10,369,978.20 : x
  2. Step 2: Convert to fraction form
    16,360,608.60/24,512,919.30 = 10,369,978.20/x
  3. Step 3: Cross multiply
    16,360,608.60x = 24,512,919.30 × 10,369,978.20
  4. Step 4: Simplify right side
    16,360,608.60x = 254,198,438,759,359.25
  5. Step 5: Solve for x
    x = 254,198,438,759,359.25/16,360,608.60
  6. Step 6: Final answer
    x = 15,537,223.89

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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.