Home / 20,595,563.80-30,893,345.70-5,451,026.20

Finding the Fourth Proportional to 20,595,563.80, 30,893,345.70 and 5,451,026.20

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Solution

The fourth proportional to 20,595,563.80, 30,893,345.70 and 5,451,026.20 is: 8,176,539.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,595,563.80 : 30,893,345.70 = 5,451,026.20 : x
  2. Step 2: Convert to fraction form
    20,595,563.80/30,893,345.70 = 5,451,026.20/x
  3. Step 3: Cross multiply
    20,595,563.80x = 30,893,345.70 × 5,451,026.20
  4. Step 4: Simplify right side
    20,595,563.80x = 168,400,436,816,357.34
  5. Step 5: Solve for x
    x = 168,400,436,816,357.34/20,595,563.80
  6. Step 6: Final answer
    x = 8,176,539.30

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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.