Home / 11,818,521.60-17,715,340.80-4,627,276.80

Finding the Fourth Proportional to 11,818,521.60, 17,715,340.80 and 4,627,276.80

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Solution

The fourth proportional to 11,818,521.60, 17,715,340.80 and 4,627,276.80 is: 6,936,043.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,818,521.60 : 17,715,340.80 = 4,627,276.80 : x
  2. Step 2: Convert to fraction form
    11,818,521.60/17,715,340.80 = 4,627,276.80/x
  3. Step 3: Cross multiply
    11,818,521.60x = 17,715,340.80 × 4,627,276.80
  4. Step 4: Simplify right side
    11,818,521.60x = 81,973,785,487,933.44
  5. Step 5: Solve for x
    x = 81,973,785,487,933.44/11,818,521.60
  6. Step 6: Final answer
    x = 6,936,043.97

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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.