Home / 20,786,220.10-31,179,330.15-20,786,220.10

Finding the Fourth Proportional to 20,786,220.10, 31,179,330.15 and 20,786,220.10

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Solution

The fourth proportional to 20,786,220.10, 31,179,330.15 and 20,786,220.10 is: 31,179,330.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,786,220.10 : 31,179,330.15 = 20,786,220.10 : x
  2. Step 2: Convert to fraction form
    20,786,220.10/31,179,330.15 = 20,786,220.10/x
  3. Step 3: Cross multiply
    20,786,220.10x = 31,179,330.15 × 20,786,220.10
  4. Step 4: Simplify right side
    20,786,220.10x = 648,100,419,068,466
  5. Step 5: Solve for x
    x = 648,100,419,068,466/20,786,220.10
  6. Step 6: Final answer
    x = 31,179,330.15

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1.5x scale

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.