Home / 18,574,680.60-27,860,708.70-6,441,204.60

Finding the Fourth Proportional to 18,574,680.60, 27,860,708.70 and 6,441,204.60

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Solution

The fourth proportional to 18,574,680.60, 27,860,708.70 and 6,441,204.60 is: 9,661,351.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,574,680.60 : 27,860,708.70 = 6,441,204.60 : x
  2. Step 2: Convert to fraction form
    18,574,680.60/27,860,708.70 = 6,441,204.60/x
  3. Step 3: Cross multiply
    18,574,680.60x = 27,860,708.70 × 6,441,204.60
  4. Step 4: Simplify right side
    18,574,680.60x = 179,456,525,037,700
  5. Step 5: Solve for x
    x = 179,456,525,037,700/18,574,680.60
  6. Step 6: Final answer
    x = 9,661,351.86

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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.