Home / 15,105,930.82-22,658,875.64-7,014,481.86

Finding the Fourth Proportional to 15,105,930.82, 22,658,875.64 and 7,014,481.86

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Solution

The fourth proportional to 15,105,930.82, 22,658,875.64 and 7,014,481.86 is: 10,521,713.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,105,930.82 : 22,658,875.64 = 7,014,481.86 : x
  2. Step 2: Convert to fraction form
    15,105,930.82/22,658,875.64 = 7,014,481.86/x
  3. Step 3: Cross multiply
    15,105,930.82x = 22,658,875.64 × 7,014,481.86
  4. Step 4: Simplify right side
    15,105,930.82x = 158,940,272,144,775.91
  5. Step 5: Solve for x
    x = 158,940,272,144,775.91/15,105,930.82
  6. Step 6: Final answer
    x = 10,521,713.23

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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.