Home / 18,847,572.48-28,267,993.31-5,014,610.64

Finding the Fourth Proportional to 18,847,572.48, 28,267,993.31 and 5,014,610.64

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Solution

The fourth proportional to 18,847,572.48, 28,267,993.31 and 5,014,610.64 is: 7,521,020.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,847,572.48 : 28,267,993.31 = 5,014,610.64 : x
  2. Step 2: Convert to fraction form
    18,847,572.48/28,267,993.31 = 5,014,610.64/x
  3. Step 3: Cross multiply
    18,847,572.48x = 28,267,993.31 × 5,014,610.64
  4. Step 4: Simplify right side
    18,847,572.48x = 141,752,979,998,701.75
  5. Step 5: Solve for x
    x = 141,752,979,998,701.75/18,847,572.48
  6. Step 6: Final answer
    x = 7,521,020.55

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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.