Home / 48,510,156.80-72,793,228.80-18,221,081.60

Finding the Fourth Proportional to 48,510,156.80, 72,793,228.80 and 18,221,081.60

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Solution

The fourth proportional to 48,510,156.80, 72,793,228.80 and 18,221,081.60 is: 27,342,137.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,510,156.80 : 72,793,228.80 = 18,221,081.60 : x
  2. Step 2: Convert to fraction form
    48,510,156.80/72,793,228.80 = 18,221,081.60/x
  3. Step 3: Cross multiply
    48,510,156.80x = 72,793,228.80 × 18,221,081.60
  4. Step 4: Simplify right side
    48,510,156.80x = 1,326,371,361,892,270.25
  5. Step 5: Solve for x
    x = 1,326,371,361,892,270.25/48,510,156.80
  6. Step 6: Final answer
    x = 27,342,137.18

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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.