Home / 6,119,078.20-9,170,744.10-3,720,376.60

Finding the Fourth Proportional to 6,119,078.20, 9,170,744.10 and 3,720,376.60

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Solution

The fourth proportional to 6,119,078.20, 9,170,744.10 and 3,720,376.60 is: 5,575,778.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119,078.20 : 9,170,744.10 = 3,720,376.60 : x
  2. Step 2: Convert to fraction form
    6,119,078.20/9,170,744.10 = 3,720,376.60/x
  3. Step 3: Cross multiply
    6,119,078.20x = 9,170,744.10 × 3,720,376.60
  4. Step 4: Simplify right side
    6,119,078.20x = 34,118,621,754,228.06
  5. Step 5: Solve for x
    x = 34,118,621,754,228.06/6,119,078.20
  6. Step 6: Final answer
    x = 5,575,778.02

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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.