Home / 7,818,413.60-11,727,231.60-4,032,279.20

Finding the Fourth Proportional to 7,818,413.60, 11,727,231.60 and 4,032,279.20

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Solution

The fourth proportional to 7,818,413.60, 11,727,231.60 and 4,032,279.20 is: 6,048,218.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,818,413.60 : 11,727,231.60 = 4,032,279.20 : x
  2. Step 2: Convert to fraction form
    7,818,413.60/11,727,231.60 = 4,032,279.20/x
  3. Step 3: Cross multiply
    7,818,413.60x = 11,727,231.60 × 4,032,279.20
  4. Step 4: Simplify right side
    7,818,413.60x = 47,287,472,054,262.72
  5. Step 5: Solve for x
    x = 47,287,472,054,262.72/7,818,413.60
  6. Step 6: Final answer
    x = 6,048,218.28

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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.