Home / 12,295,832.40-18,443,748.60-5,904,543.60

Finding the Fourth Proportional to 12,295,832.40, 18,443,748.60 and 5,904,543.60

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Solution

The fourth proportional to 12,295,832.40, 18,443,748.60 and 5,904,543.60 is: 8,856,815.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,832.40 : 18,443,748.60 = 5,904,543.60 : x
  2. Step 2: Convert to fraction form
    12,295,832.40/18,443,748.60 = 5,904,543.60/x
  3. Step 3: Cross multiply
    12,295,832.40x = 18,443,748.60 × 5,904,543.60
  4. Step 4: Simplify right side
    12,295,832.40x = 108,901,917,756,138.97
  5. Step 5: Solve for x
    x = 108,901,917,756,138.97/12,295,832.40
  6. Step 6: Final answer
    x = 8,856,815.40

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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.