Home / 5,390,015.10-8,085,022.65-2,193,495.90

Finding the Fourth Proportional to 5,390,015.10, 8,085,022.65 and 2,193,495.90

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Solution

The fourth proportional to 5,390,015.10, 8,085,022.65 and 2,193,495.90 is: 3,290,243.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,015.10 : 8,085,022.65 = 2,193,495.90 : x
  2. Step 2: Convert to fraction form
    5,390,015.10/8,085,022.65 = 2,193,495.90/x
  3. Step 3: Cross multiply
    5,390,015.10x = 8,085,022.65 × 2,193,495.90
  4. Step 4: Simplify right side
    5,390,015.10x = 17,734,464,034,182.14
  5. Step 5: Solve for x
    x = 17,734,464,034,182.14/5,390,015.10
  6. Step 6: Final answer
    x = 3,290,243.85

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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.