Home / 89,326,686.14-123,271,693.78-51,647,021.02

Finding the Fourth Proportional to 89,326,686.14, 123,271,693.78 and 51,647,021.02

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Solution

The fourth proportional to 89,326,686.14, 123,271,693.78 and 51,647,021.02 is: 71,273,390.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,326,686.14 : 123,271,693.78 = 51,647,021.02 : x
  2. Step 2: Convert to fraction form
    89,326,686.14/123,271,693.78 = 51,647,021.02/x
  3. Step 3: Cross multiply
    89,326,686.14x = 123,271,693.78 × 51,647,021.02
  4. Step 4: Simplify right side
    89,326,686.14x = 6,366,615,759,339,422
  5. Step 5: Solve for x
    x = 6,366,615,759,339,422/89,326,686.14
  6. Step 6: Final answer
    x = 71,273,390.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.