Home / 20,595,669.80-30,893,504.70-5,451,132.20

Finding the Fourth Proportional to 20,595,669.80, 30,893,504.70 and 5,451,132.20

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Solution

The fourth proportional to 20,595,669.80, 30,893,504.70 and 5,451,132.20 is: 8,176,698.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,595,669.80 : 30,893,504.70 = 5,451,132.20 : x
  2. Step 2: Convert to fraction form
    20,595,669.80/30,893,504.70 = 5,451,132.20/x
  3. Step 3: Cross multiply
    20,595,669.80x = 30,893,504.70 × 5,451,132.20
  4. Step 4: Simplify right side
    20,595,669.80x = 168,404,578,241,021.34
  5. Step 5: Solve for x
    x = 168,404,578,241,021.34/20,595,669.80
  6. Step 6: Final answer
    x = 8,176,698.30

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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.