Home / 51,004,426.11-76,536,276.75-21,458,451.84

Finding the Fourth Proportional to 51,004,426.11, 76,536,276.75 and 21,458,451.84

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Solution

The fourth proportional to 51,004,426.11, 76,536,276.75 and 21,458,451.84 is: 32,200,146.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,004,426.11 : 76,536,276.75 = 21,458,451.84 : x
  2. Step 2: Convert to fraction form
    51,004,426.11/76,536,276.75 = 21,458,451.84/x
  3. Step 3: Cross multiply
    51,004,426.11x = 76,536,276.75 × 21,458,451.84
  4. Step 4: Simplify right side
    51,004,426.11x = 1,642,350,008,652,786.75
  5. Step 5: Solve for x
    x = 1,642,350,008,652,786.75/51,004,426.11
  6. Step 6: Final answer
    x = 32,200,146.81

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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.