Home / 53,396,773.20-80,103,155.10-19,326,090.69

Finding the Fourth Proportional to 53,396,773.20, 80,103,155.10 and 19,326,090.69

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Solution

The fourth proportional to 53,396,773.20, 80,103,155.10 and 19,326,090.69 is: 28,992,029.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,396,773.20 : 80,103,155.10 = 19,326,090.69 : x
  2. Step 2: Convert to fraction form
    53,396,773.20/80,103,155.10 = 19,326,090.69/x
  3. Step 3: Cross multiply
    53,396,773.20x = 80,103,155.10 × 19,326,090.69
  4. Step 4: Simplify right side
    53,396,773.20x = 1,548,080,840,017,736
  5. Step 5: Solve for x
    x = 1,548,080,840,017,736/53,396,773.20
  6. Step 6: Final answer
    x = 28,992,029.80

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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.