Home / 53,376,047.76-80,067,584.68-13,985,265.90

Finding the Fourth Proportional to 53,376,047.76, 80,067,584.68 and 13,985,265.90

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Solution

The fourth proportional to 53,376,047.76, 80,067,584.68 and 13,985,265.90 is: 20,978,819.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,376,047.76 : 80,067,584.68 = 13,985,265.90 : x
  2. Step 2: Convert to fraction form
    53,376,047.76/80,067,584.68 = 13,985,265.90/x
  3. Step 3: Cross multiply
    53,376,047.76x = 80,067,584.68 × 13,985,265.90
  4. Step 4: Simplify right side
    53,376,047.76x = 1,119,766,461,720,566.50
  5. Step 5: Solve for x
    x = 1,119,766,461,720,566.50/53,376,047.76
  6. Step 6: Final answer
    x = 20,978,819.32

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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.