Home / 8,815,639.74-12,164,915.77-4,947,413.59

Finding the Fourth Proportional to 8,815,639.74, 12,164,915.77 and 4,947,413.59

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Solution

The fourth proportional to 8,815,639.74, 12,164,915.77 and 4,947,413.59 is: 6,827,056.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,639.74 : 12,164,915.77 = 4,947,413.59 : x
  2. Step 2: Convert to fraction form
    8,815,639.74/12,164,915.77 = 4,947,413.59/x
  3. Step 3: Cross multiply
    8,815,639.74x = 12,164,915.77 × 4,947,413.59
  4. Step 4: Simplify right side
    8,815,639.74x = 60,184,869,601,703.31
  5. Step 5: Solve for x
    x = 60,184,869,601,703.31/8,815,639.74
  6. Step 6: Final answer
    x = 6,827,056.39

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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.