Home / 6,439,521.72-9,663,711.42-2,653,004.52

Finding the Fourth Proportional to 6,439,521.72, 9,663,711.42 and 2,653,004.52

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Solution

The fourth proportional to 6,439,521.72, 9,663,711.42 and 2,653,004.52 is: 3,981,331.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439,521.72 : 9,663,711.42 = 2,653,004.52 : x
  2. Step 2: Convert to fraction form
    6,439,521.72/9,663,711.42 = 2,653,004.52/x
  3. Step 3: Cross multiply
    6,439,521.72x = 9,663,711.42 × 2,653,004.52
  4. Step 4: Simplify right side
    6,439,521.72x = 25,637,870,077,235.62
  5. Step 5: Solve for x
    x = 25,637,870,077,235.62/6,439,521.72
  6. Step 6: Final answer
    x = 3,981,331.41

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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.