Home / 50,620,509.66-75,958,407.03-21,469,814.40

Finding the Fourth Proportional to 50,620,509.66, 75,958,407.03 and 21,469,814.40

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Solution

The fourth proportional to 50,620,509.66, 75,958,407.03 and 21,469,814.40 is: 32,216,445.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,620,509.66 : 75,958,407.03 = 21,469,814.40 : x
  2. Step 2: Convert to fraction form
    50,620,509.66/75,958,407.03 = 21,469,814.40/x
  3. Step 3: Cross multiply
    50,620,509.66x = 75,958,407.03 × 21,469,814.40
  4. Step 4: Simplify right side
    50,620,509.66x = 1,630,812,901,053,755.25
  5. Step 5: Solve for x
    x = 1,630,812,901,053,755.25/50,620,509.66
  6. Step 6: Final answer
    x = 32,216,445.71

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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.