Home / 15,605,998.20-23,407,830.90-6,505,745.40

Finding the Fourth Proportional to 15,605,998.20, 23,407,830.90 and 6,505,745.40

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Solution

The fourth proportional to 15,605,998.20, 23,407,830.90 and 6,505,745.40 is: 9,758,131.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,605,998.20 : 23,407,830.90 = 6,505,745.40 : x
  2. Step 2: Convert to fraction form
    15,605,998.20/23,407,830.90 = 6,505,745.40/x
  3. Step 3: Cross multiply
    15,605,998.20x = 23,407,830.90 × 6,505,745.40
  4. Step 4: Simplify right side
    15,605,998.20x = 152,285,388,201,652.84
  5. Step 5: Solve for x
    x = 152,285,388,201,652.84/15,605,998.20
  6. Step 6: Final answer
    x = 9,758,131.86

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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.