Home / 19,251,716.30-28,877,640.36-4,874,777.43

Finding the Fourth Proportional to 19,251,716.30, 28,877,640.36 and 4,874,777.43

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Solution

The fourth proportional to 19,251,716.30, 28,877,640.36 and 4,874,777.43 is: 7,312,182.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,251,716.30 : 28,877,640.36 = 4,874,777.43 : x
  2. Step 2: Convert to fraction form
    19,251,716.30/28,877,640.36 = 4,874,777.43/x
  3. Step 3: Cross multiply
    19,251,716.30x = 28,877,640.36 × 4,874,777.43
  4. Step 4: Simplify right side
    19,251,716.30x = 140,772,069,458,585.06
  5. Step 5: Solve for x
    x = 140,772,069,458,585.06/19,251,716.30
  6. Step 6: Final answer
    x = 7,312,182.83

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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.