Home / 48,959,261.40-73,456,971.30-20,207,890.20

Finding the Fourth Proportional to 48,959,261.40, 73,456,971.30 and 20,207,890.20

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Solution

The fourth proportional to 48,959,261.40, 73,456,971.30 and 20,207,890.20 is: 30,319,297.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,959,261.40 : 73,456,971.30 = 20,207,890.20 : x
  2. Step 2: Convert to fraction form
    48,959,261.40/73,456,971.30 = 20,207,890.20/x
  3. Step 3: Cross multiply
    48,959,261.40x = 73,456,971.30 × 20,207,890.20
  4. Step 4: Simplify right side
    48,959,261.40x = 1,484,410,410,454,951.25
  5. Step 5: Solve for x
    x = 1,484,410,410,454,951.25/48,959,261.40
  6. Step 6: Final answer
    x = 30,319,297.47

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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.