Home / 5,430,171.10-8,148,209.10-2,235,620.20

Finding the Fourth Proportional to 5,430,171.10, 8,148,209.10 and 2,235,620.20

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Solution

The fourth proportional to 5,430,171.10, 8,148,209.10 and 2,235,620.20 is: 3,354,645.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430,171.10 : 8,148,209.10 = 2,235,620.20 : x
  2. Step 2: Convert to fraction form
    5,430,171.10/8,148,209.10 = 2,235,620.20/x
  3. Step 3: Cross multiply
    5,430,171.10x = 8,148,209.10 × 2,235,620.20
  4. Step 4: Simplify right side
    5,430,171.10x = 18,216,300,857,783.82
  5. Step 5: Solve for x
    x = 18,216,300,857,783.82/5,430,171.10
  6. Step 6: Final answer
    x = 3,354,645.83

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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.