Home / 11,020,076.10-16,530,114.15-7,973,147.70

Finding the Fourth Proportional to 11,020,076.10, 16,530,114.15 and 7,973,147.70

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Solution

The fourth proportional to 11,020,076.10, 16,530,114.15 and 7,973,147.70 is: 11,959,721.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,020,076.10 : 16,530,114.15 = 7,973,147.70 : x
  2. Step 2: Convert to fraction form
    11,020,076.10/16,530,114.15 = 7,973,147.70/x
  3. Step 3: Cross multiply
    11,020,076.10x = 16,530,114.15 × 7,973,147.70
  4. Step 4: Simplify right side
    11,020,076.10x = 131,797,041,615,809.97
  5. Step 5: Solve for x
    x = 131,797,041,615,809.97/11,020,076.10
  6. Step 6: Final answer
    x = 11,959,721.55

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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.