Home / 65,619,917.42-98,407,082.12-36,518,166.94

Finding the Fourth Proportional to 65,619,917.42, 98,407,082.12 and 36,518,166.94

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Solution

The fourth proportional to 65,619,917.42, 98,407,082.12 and 36,518,166.94 is: 54,764,565.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,619,917.42 : 98,407,082.12 = 36,518,166.94 : x
  2. Step 2: Convert to fraction form
    65,619,917.42/98,407,082.12 = 36,518,166.94/x
  3. Step 3: Cross multiply
    65,619,917.42x = 98,407,082.12 × 36,518,166.94
  4. Step 4: Simplify right side
    65,619,917.42x = 3,593,646,252,936,449
  5. Step 5: Solve for x
    x = 3,593,646,252,936,449/65,619,917.42
  6. Step 6: Final answer
    x = 54,764,565.31

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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.