Home / 15,105,920.52-22,658,860.26-7,014,471.54

Finding the Fourth Proportional to 15,105,920.52, 22,658,860.26 and 7,014,471.54

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Solution

The fourth proportional to 15,105,920.52, 22,658,860.26 and 7,014,471.54 is: 10,521,697.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,105,920.52 : 22,658,860.26 = 7,014,471.54 : x
  2. Step 2: Convert to fraction form
    15,105,920.52/22,658,860.26 = 7,014,471.54/x
  3. Step 3: Cross multiply
    15,105,920.52x = 22,658,860.26 × 7,014,471.54
  4. Step 4: Simplify right side
    15,105,920.52x = 158,939,930,422,607
  5. Step 5: Solve for x
    x = 158,939,930,422,607/15,105,920.52
  6. Step 6: Final answer
    x = 10,521,697.78

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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.