Home / 50,565,643.20-75,848,464.80-21,867,829.20

Finding the Fourth Proportional to 50,565,643.20, 75,848,464.80 and 21,867,829.20

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Solution

The fourth proportional to 50,565,643.20, 75,848,464.80 and 21,867,829.20 is: 32,801,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,565,643.20 : 75,848,464.80 = 21,867,829.20 : x
  2. Step 2: Convert to fraction form
    50,565,643.20/75,848,464.80 = 21,867,829.20/x
  3. Step 3: Cross multiply
    50,565,643.20x = 75,848,464.80 × 21,867,829.20
  4. Step 4: Simplify right side
    50,565,643.20x = 1,658,641,273,328,612
  5. Step 5: Solve for x
    x = 1,658,641,273,328,612/50,565,643.20
  6. Step 6: Final answer
    x = 32,801,743.80

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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.