Home / 50,525,815.76-75,759,713.04-19,784,402.12

Finding the Fourth Proportional to 50,525,815.76, 75,759,713.04 and 19,784,402.12

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Solution

The fourth proportional to 50,525,815.76, 75,759,713.04 and 19,784,402.12 is: 29,665,243.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,525,815.76 : 75,759,713.04 = 19,784,402.12 : x
  2. Step 2: Convert to fraction form
    50,525,815.76/75,759,713.04 = 19,784,402.12/x
  3. Step 3: Cross multiply
    50,525,815.76x = 75,759,713.04 × 19,784,402.12
  4. Step 4: Simplify right side
    50,525,815.76x = 1,498,860,627,279,167.75
  5. Step 5: Solve for x
    x = 1,498,860,627,279,167.75/50,525,815.76
  6. Step 6: Final answer
    x = 29,665,243.49

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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.