Home / 19,145,300.87-28,718,201.39-6,365,805.32

Finding the Fourth Proportional to 19,145,300.87, 28,718,201.39 and 6,365,805.32

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Solution

The fourth proportional to 19,145,300.87, 28,718,201.39 and 6,365,805.32 is: 9,548,791.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,145,300.87 : 28,718,201.39 = 6,365,805.32 : x
  2. Step 2: Convert to fraction form
    19,145,300.87/28,718,201.39 = 6,365,805.32/x
  3. Step 3: Cross multiply
    19,145,300.87x = 28,718,201.39 × 6,365,805.32
  4. Step 4: Simplify right side
    19,145,300.87x = 182,814,479,013,873.38
  5. Step 5: Solve for x
    x = 182,814,479,013,873.38/19,145,300.87
  6. Step 6: Final answer
    x = 9,548,791.13

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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.