Home / 9,016,442.82-12,443,967.09-5,579,791.02

Finding the Fourth Proportional to 9,016,442.82, 12,443,967.09 and 5,579,791.02

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Solution

The fourth proportional to 9,016,442.82, 12,443,967.09 and 5,579,791.02 is: 7,700,901.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,016,442.82 : 12,443,967.09 = 5,579,791.02 : x
  2. Step 2: Convert to fraction form
    9,016,442.82/12,443,967.09 = 5,579,791.02/x
  3. Step 3: Cross multiply
    9,016,442.82x = 12,443,967.09 × 5,579,791.02
  4. Step 4: Simplify right side
    9,016,442.82x = 69,434,735,821,957.52
  5. Step 5: Solve for x
    x = 69,434,735,821,957.52/9,016,442.82
  6. Step 6: Final answer
    x = 7,700,901.25

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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.