Home / 50,179,033.53-75,272,178.28-21,003,529.52

Finding the Fourth Proportional to 50,179,033.53, 75,272,178.28 and 21,003,529.52

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Solution

The fourth proportional to 50,179,033.53, 75,272,178.28 and 21,003,529.52 is: 31,506,812.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,179,033.53 : 75,272,178.28 = 21,003,529.52 : x
  2. Step 2: Convert to fraction form
    50,179,033.53/75,272,178.28 = 21,003,529.52/x
  3. Step 3: Cross multiply
    50,179,033.53x = 75,272,178.28 × 21,003,529.52
  4. Step 4: Simplify right side
    50,179,033.53x = 1,580,981,418,538,682.75
  5. Step 5: Solve for x
    x = 1,580,981,418,538,682.75/50,179,033.53
  6. Step 6: Final answer
    x = 31,506,812.85

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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.