Home / 11,406,413.55-17,104,021.61-5,642,487.57

Finding the Fourth Proportional to 11,406,413.55, 17,104,021.61 and 5,642,487.57

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Solution

The fourth proportional to 11,406,413.55, 17,104,021.61 and 5,642,487.57 is: 8,460,961.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,406,413.55 : 17,104,021.61 = 5,642,487.57 : x
  2. Step 2: Convert to fraction form
    11,406,413.55/17,104,021.61 = 5,642,487.57/x
  3. Step 3: Cross multiply
    11,406,413.55x = 17,104,021.61 × 5,642,487.57
  4. Step 4: Simplify right side
    11,406,413.55x = 96,509,229,303,223.95
  5. Step 5: Solve for x
    x = 96,509,229,303,223.95/11,406,413.55
  6. Step 6: Final answer
    x = 8,460,961.80

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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.