Home / 41,339,905.60-62,009,858.40-12,585,812.80

Finding the Fourth Proportional to 41,339,905.60, 62,009,858.40 and 12,585,812.80

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Solution

The fourth proportional to 41,339,905.60, 62,009,858.40 and 12,585,812.80 is: 18,878,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,339,905.60 : 62,009,858.40 = 12,585,812.80 : x
  2. Step 2: Convert to fraction form
    41,339,905.60/62,009,858.40 = 12,585,812.80/x
  3. Step 3: Cross multiply
    41,339,905.60x = 62,009,858.40 × 12,585,812.80
  4. Step 4: Simplify right side
    41,339,905.60x = 780,444,469,576,907.50
  5. Step 5: Solve for x
    x = 780,444,469,576,907.50/41,339,905.60
  6. Step 6: Final answer
    x = 18,878,719.20

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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.