Home / 47,717,182.67-71,570,413.91-13,178,494.55

Finding the Fourth Proportional to 47,717,182.67, 71,570,413.91 and 13,178,494.55

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Solution

The fourth proportional to 47,717,182.67, 71,570,413.91 and 13,178,494.55 is: 19,766,261.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,717,182.67 : 71,570,413.91 = 13,178,494.55 : x
  2. Step 2: Convert to fraction form
    47,717,182.67/71,570,413.91 = 13,178,494.55/x
  3. Step 3: Cross multiply
    47,717,182.67x = 71,570,413.91 × 13,178,494.55
  4. Step 4: Simplify right side
    47,717,182.67x = 943,190,309,230,434.62
  5. Step 5: Solve for x
    x = 943,190,309,230,434.62/47,717,182.67
  6. Step 6: Final answer
    x = 19,766,261.47

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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.