Home / 13,200,467.92-19,800,717.66-3,615,929.08

Finding the Fourth Proportional to 13,200,467.92, 19,800,717.66 and 3,615,929.08

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Solution

The fourth proportional to 13,200,467.92, 19,800,717.66 and 3,615,929.08 is: 5,423,897.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,200,467.92 : 19,800,717.66 = 3,615,929.08 : x
  2. Step 2: Convert to fraction form
    13,200,467.92/19,800,717.66 = 3,615,929.08/x
  3. Step 3: Cross multiply
    13,200,467.92x = 19,800,717.66 × 3,615,929.08
  4. Step 4: Simplify right side
    13,200,467.92x = 71,597,990,791,663.56
  5. Step 5: Solve for x
    x = 71,597,990,791,663.56/13,200,467.92
  6. Step 6: Final answer
    x = 5,423,897.94

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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.