Home / 48,960,238.40-73,458,436.80-20,208,867.20

Finding the Fourth Proportional to 48,960,238.40, 73,458,436.80 and 20,208,867.20

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Solution

The fourth proportional to 48,960,238.40, 73,458,436.80 and 20,208,867.20 is: 30,320,763.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,960,238.40 : 73,458,436.80 = 20,208,867.20 : x
  2. Step 2: Convert to fraction form
    48,960,238.40/73,458,436.80 = 20,208,867.20/x
  3. Step 3: Cross multiply
    48,960,238.40x = 73,458,436.80 × 20,208,867.20
  4. Step 4: Simplify right side
    48,960,238.40x = 1,484,511,794,010,792.75
  5. Step 5: Solve for x
    x = 1,484,511,794,010,792.75/48,960,238.40
  6. Step 6: Final answer
    x = 30,320,763.19

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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.