Home / 22,363,473.54-30,842,472.15-15,405,256.02

Finding the Fourth Proportional to 22,363,473.54, 30,842,472.15 and 15,405,256.02

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Solution

The fourth proportional to 22,363,473.54, 30,842,472.15 and 15,405,256.02 is: 21,246,081.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,363,473.54 : 30,842,472.15 = 15,405,256.02 : x
  2. Step 2: Convert to fraction form
    22,363,473.54/30,842,472.15 = 15,405,256.02/x
  3. Step 3: Cross multiply
    22,363,473.54x = 30,842,472.15 × 15,405,256.02
  4. Step 4: Simplify right side
    22,363,473.54x = 475,136,179,760,469.81
  5. Step 5: Solve for x
    x = 475,136,179,760,469.81/22,363,473.54
  6. Step 6: Final answer
    x = 21,246,081.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.