Home / 8,972,794.21-12,382,392.88-4,898,413.21

Finding the Fourth Proportional to 8,972,794.21, 12,382,392.88 and 4,898,413.21

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Solution

The fourth proportional to 8,972,794.21, 12,382,392.88 and 4,898,413.21 is: 6,759,775.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,794.21 : 12,382,392.88 = 4,898,413.21 : x
  2. Step 2: Convert to fraction form
    8,972,794.21/12,382,392.88 = 4,898,413.21/x
  3. Step 3: Cross multiply
    8,972,794.21x = 12,382,392.88 × 4,898,413.21
  4. Step 4: Simplify right side
    8,972,794.21x = 60,654,076,854,801.95
  5. Step 5: Solve for x
    x = 60,654,076,854,801.95/8,972,794.21
  6. Step 6: Final answer
    x = 6,759,775.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.