Home / 20,956,915.01-31,433,161.52-5,605,753.84

Finding the Fourth Proportional to 20,956,915.01, 31,433,161.52 and 5,605,753.84

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Solution

The fourth proportional to 20,956,915.01, 31,433,161.52 and 5,605,753.84 is: 8,408,039.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,956,915.01 : 31,433,161.52 = 5,605,753.84 : x
  2. Step 2: Convert to fraction form
    20,956,915.01/31,433,161.52 = 5,605,753.84/x
  3. Step 3: Cross multiply
    20,956,915.01x = 31,433,161.52 × 5,605,753.84
  4. Step 4: Simplify right side
    20,956,915.01x = 176,206,565,829,511.72
  5. Step 5: Solve for x
    x = 176,206,565,829,511.72/20,956,915.01
  6. Step 6: Final answer
    x = 8,408,039.34

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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.