Home / 5,346,038.10-8,016,104.70-2,147,550.60

Finding the Fourth Proportional to 5,346,038.10, 8,016,104.70 and 2,147,550.60

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Solution

The fourth proportional to 5,346,038.10, 8,016,104.70 and 2,147,550.60 is: 3,220,139.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,038.10 : 8,016,104.70 = 2,147,550.60 : x
  2. Step 2: Convert to fraction form
    5,346,038.10/8,016,104.70 = 2,147,550.60/x
  3. Step 3: Cross multiply
    5,346,038.10x = 8,016,104.70 × 2,147,550.60
  4. Step 4: Simplify right side
    5,346,038.10x = 17,214,990,458,147.82
  5. Step 5: Solve for x
    x = 17,214,990,458,147.82/5,346,038.10
  6. Step 6: Final answer
    x = 3,220,139.87

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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.