Home / 18,963,452.73-28,445,192.97-4,586,534.37

Finding the Fourth Proportional to 18,963,452.73, 28,445,192.97 and 4,586,534.37

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Solution

The fourth proportional to 18,963,452.73, 28,445,192.97 and 4,586,534.37 is: 6,879,804.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,963,452.73 : 28,445,192.97 = 4,586,534.37 : x
  2. Step 2: Convert to fraction form
    18,963,452.73/28,445,192.97 = 4,586,534.37/x
  3. Step 3: Cross multiply
    18,963,452.73x = 28,445,192.97 × 4,586,534.37
  4. Step 4: Simplify right side
    18,963,452.73x = 130,464,855,218,187.38
  5. Step 5: Solve for x
    x = 130,464,855,218,187.38/18,963,452.73
  6. Step 6: Final answer
    x = 6,879,804.91

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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.