Home / 48,462,073.20-72,693,109.80-19,728,829.80

Finding the Fourth Proportional to 48,462,073.20, 72,693,109.80 and 19,728,829.80

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Solution

The fourth proportional to 48,462,073.20, 72,693,109.80 and 19,728,829.80 is: 29,593,244.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,462,073.20 : 72,693,109.80 = 19,728,829.80 : x
  2. Step 2: Convert to fraction form
    48,462,073.20/72,693,109.80 = 19,728,829.80/x
  3. Step 3: Cross multiply
    48,462,073.20x = 72,693,109.80 × 19,728,829.80
  4. Step 4: Simplify right side
    48,462,073.20x = 1,434,149,990,876,912
  5. Step 5: Solve for x
    x = 1,434,149,990,876,912/48,462,073.20
  6. Step 6: Final answer
    x = 29,593,244.70

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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.