Home / 5,345,620.32-8,020,212.96-3,555,560.80

Finding the Fourth Proportional to 5,345,620.32, 8,020,212.96 and 3,555,560.80

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Solution

The fourth proportional to 5,345,620.32, 8,020,212.96 and 3,555,560.80 is: 5,334,526.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345,620.32 : 8,020,212.96 = 3,555,560.80 : x
  2. Step 2: Convert to fraction form
    5,345,620.32/8,020,212.96 = 3,555,560.80/x
  3. Step 3: Cross multiply
    5,345,620.32x = 8,020,212.96 × 3,555,560.80
  4. Step 4: Simplify right side
    5,345,620.32x = 28,516,354,808,227.96
  5. Step 5: Solve for x
    x = 28,516,354,808,227.96/5,345,620.32
  6. Step 6: Final answer
    x = 5,334,526.79

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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.