Home / 6,400,160.87-9,600,250.50-2,613,643.74

Finding the Fourth Proportional to 6,400,160.87, 9,600,250.50 and 2,613,643.74

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Solution

The fourth proportional to 6,400,160.87, 9,600,250.50 and 2,613,643.74 is: 3,920,469.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,400,160.87 : 9,600,250.50 = 2,613,643.74 : x
  2. Step 2: Convert to fraction form
    6,400,160.87/9,600,250.50 = 2,613,643.74/x
  3. Step 3: Cross multiply
    6,400,160.87x = 9,600,250.50 × 2,613,643.74
  4. Step 4: Simplify right side
    6,400,160.87x = 25,091,634,621,756.87
  5. Step 5: Solve for x
    x = 25,091,634,621,756.87/6,400,160.87
  6. Step 6: Final answer
    x = 3,920,469.37

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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.