Home / 18,323,784.60-27,488,787.30-5,544,187.80

Finding the Fourth Proportional to 18,323,784.60, 27,488,787.30 and 5,544,187.80

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Solution

The fourth proportional to 18,323,784.60, 27,488,787.30 and 5,544,187.80 is: 8,317,222.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,323,784.60 : 27,488,787.30 = 5,544,187.80 : x
  2. Step 2: Convert to fraction form
    18,323,784.60/27,488,787.30 = 5,544,187.80/x
  3. Step 3: Cross multiply
    18,323,784.60x = 27,488,787.30 × 5,544,187.80
  4. Step 4: Simplify right side
    18,323,784.60x = 152,402,999,185,454.94
  5. Step 5: Solve for x
    x = 152,402,999,185,454.94/18,323,784.60
  6. Step 6: Final answer
    x = 8,317,222.81

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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.