Home / 13,655,367.91-20,468,744.07-6,362,815.33

Finding the Fourth Proportional to 13,655,367.91, 20,468,744.07 and 6,362,815.33

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Solution

The fourth proportional to 13,655,367.91, 20,468,744.07 and 6,362,815.33 is: 9,537,556.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,655,367.91 : 20,468,744.07 = 6,362,815.33 : x
  2. Step 2: Convert to fraction form
    13,655,367.91/20,468,744.07 = 6,362,815.33/x
  3. Step 3: Cross multiply
    13,655,367.91x = 20,468,744.07 × 6,362,815.33
  4. Step 4: Simplify right side
    13,655,367.91x = 130,238,838,554,442.59
  5. Step 5: Solve for x
    x = 130,238,838,554,442.59/13,655,367.91
  6. Step 6: Final answer
    x = 9,537,556.18

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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.