Home / 18,323,023.51-27,484,519.61-4,676,168.80

Finding the Fourth Proportional to 18,323,023.51, 27,484,519.61 and 4,676,168.80

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Solution

The fourth proportional to 18,323,023.51, 27,484,519.61 and 4,676,168.80 is: 7,014,249.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,323,023.51 : 27,484,519.61 = 4,676,168.80 : x
  2. Step 2: Convert to fraction form
    18,323,023.51/27,484,519.61 = 4,676,168.80/x
  3. Step 3: Cross multiply
    18,323,023.51x = 27,484,519.61 × 4,676,168.80
  4. Step 4: Simplify right side
    18,323,023.51x = 128,522,253,103,012.77
  5. Step 5: Solve for x
    x = 128,522,253,103,012.77/18,323,023.51
  6. Step 6: Final answer
    x = 7,014,249.21

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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.