Home / 65,613,799.99-90,548,378.78-35,846,376.08

Finding the Fourth Proportional to 65,613,799.99, 90,548,378.78 and 35,846,376.08

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Solution

The fourth proportional to 65,613,799.99, 90,548,378.78 and 35,846,376.08 is: 49,468,728.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,613,799.99 : 90,548,378.78 = 35,846,376.08 : x
  2. Step 2: Convert to fraction form
    65,613,799.99/90,548,378.78 = 35,846,376.08/x
  3. Step 3: Cross multiply
    65,613,799.99x = 90,548,378.78 × 35,846,376.08
  4. Step 4: Simplify right side
    65,613,799.99x = 3,245,831,238,550,198.50
  5. Step 5: Solve for x
    x = 3,245,831,238,550,198.50/65,613,799.99
  6. Step 6: Final answer
    x = 49,468,728.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.