Home / 18,282,539.90-27,415,837.24-6,915,016.91

Finding the Fourth Proportional to 18,282,539.90, 27,415,837.24 and 6,915,016.91

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Solution

The fourth proportional to 18,282,539.90, 27,415,837.24 and 6,915,016.91 is: 10,369,509.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,282,539.90 : 27,415,837.24 = 6,915,016.91 : x
  2. Step 2: Convert to fraction form
    18,282,539.90/27,415,837.24 = 6,915,016.91/x
  3. Step 3: Cross multiply
    18,282,539.90x = 27,415,837.24 × 6,915,016.91
  4. Step 4: Simplify right side
    18,282,539.90x = 189,580,977,944,753.47
  5. Step 5: Solve for x
    x = 189,580,977,944,753.47/18,282,539.90
  6. Step 6: Final answer
    x = 10,369,509.87

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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.