Home / 20,480,893.32-30,733,460.06-7,536,133.95

Finding the Fourth Proportional to 20,480,893.32, 30,733,460.06 and 7,536,133.95

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Solution

The fourth proportional to 20,480,893.32, 30,733,460.06 and 7,536,133.95 is: 11,308,660.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,480,893.32 : 30,733,460.06 = 7,536,133.95 : x
  2. Step 2: Convert to fraction form
    20,480,893.32/30,733,460.06 = 7,536,133.95/x
  3. Step 3: Cross multiply
    20,480,893.32x = 30,733,460.06 × 7,536,133.95
  4. Step 4: Simplify right side
    20,480,893.32x = 231,611,471,759,135.03
  5. Step 5: Solve for x
    x = 231,611,471,759,135.03/20,480,893.32
  6. Step 6: Final answer
    x = 11,308,660.62

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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.