Home / 37,013,284.80-51,079,928.76-20,493,408.48

Finding the Fourth Proportional to 37,013,284.80, 51,079,928.76 and 20,493,408.48

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Solution

The fourth proportional to 37,013,284.80, 51,079,928.76 and 20,493,408.48 is: 28,281,787.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,013,284.80 : 51,079,928.76 = 20,493,408.48 : x
  2. Step 2: Convert to fraction form
    37,013,284.80/51,079,928.76 = 20,493,408.48/x
  3. Step 3: Cross multiply
    37,013,284.80x = 51,079,928.76 × 20,493,408.48
  4. Step 4: Simplify right side
    37,013,284.80x = 1,046,801,845,207,979.88
  5. Step 5: Solve for x
    x = 1,046,801,845,207,979.88/37,013,284.80
  6. Step 6: Final answer
    x = 28,281,787.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.