Home / 13,507,413.96-20,239,890.66-10,440,911.64

Finding the Fourth Proportional to 13,507,413.96, 20,239,890.66 and 10,440,911.64

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Solution

The fourth proportional to 13,507,413.96, 20,239,890.66 and 10,440,911.64 is: 15,644,956.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,507,413.96 : 20,239,890.66 = 10,440,911.64 : x
  2. Step 2: Convert to fraction form
    13,507,413.96/20,239,890.66 = 10,440,911.64/x
  3. Step 3: Cross multiply
    13,507,413.96x = 20,239,890.66 × 10,440,911.64
  4. Step 4: Simplify right side
    13,507,413.96x = 211,322,909,984,321.28
  5. Step 5: Solve for x
    x = 211,322,909,984,321.28/13,507,413.96
  6. Step 6: Final answer
    x = 15,644,956.96

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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.