Home / 15,603,359.80-23,405,112.60-5,505,980.80

Finding the Fourth Proportional to 15,603,359.80, 23,405,112.60 and 5,505,980.80

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Solution

The fourth proportional to 15,603,359.80, 23,405,112.60 and 5,505,980.80 is: 8,258,996.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603,359.80 : 23,405,112.60 = 5,505,980.80 : x
  2. Step 2: Convert to fraction form
    15,603,359.80/23,405,112.60 = 5,505,980.80/x
  3. Step 3: Cross multiply
    15,603,359.80x = 23,405,112.60 × 5,505,980.80
  4. Step 4: Simplify right side
    15,603,359.80x = 128,868,100,597,438.08
  5. Step 5: Solve for x
    x = 128,868,100,597,438.08/15,603,359.80
  6. Step 6: Final answer
    x = 8,258,996.92

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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.