Home / 18,535,188.73-27,807,413.96-13,080,933.07

Finding the Fourth Proportional to 18,535,188.73, 27,807,413.96 and 13,080,933.07

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Solution

The fourth proportional to 18,535,188.73, 27,807,413.96 and 13,080,933.07 is: 19,624,667.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,535,188.73 : 27,807,413.96 = 13,080,933.07 : x
  2. Step 2: Convert to fraction form
    18,535,188.73/27,807,413.96 = 13,080,933.07/x
  3. Step 3: Cross multiply
    18,535,188.73x = 27,807,413.96 × 13,080,933.07
  4. Step 4: Simplify right side
    18,535,188.73x = 363,746,920,860,543.69
  5. Step 5: Solve for x
    x = 363,746,920,860,543.69/18,535,188.73
  6. Step 6: Final answer
    x = 19,624,667.77

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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.