Home / 55,194,801.60-82,792,202.40-18,844,237.20

Finding the Fourth Proportional to 55,194,801.60, 82,792,202.40 and 18,844,237.20

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Solution

The fourth proportional to 55,194,801.60, 82,792,202.40 and 18,844,237.20 is: 28,266,355.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,194,801.60 : 82,792,202.40 = 18,844,237.20 : x
  2. Step 2: Convert to fraction form
    55,194,801.60/82,792,202.40 = 18,844,237.20/x
  3. Step 3: Cross multiply
    55,194,801.60x = 82,792,202.40 × 18,844,237.20
  4. Step 4: Simplify right side
    55,194,801.60x = 1,560,155,900,336,009.25
  5. Step 5: Solve for x
    x = 1,560,155,900,336,009.25/55,194,801.60
  6. Step 6: Final answer
    x = 28,266,355.80

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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.