Home / 8,815,639.49-12,164,915.43-4,947,413.34

Finding the Fourth Proportional to 8,815,639.49, 12,164,915.43 and 4,947,413.34

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Solution

The fourth proportional to 8,815,639.49, 12,164,915.43 and 4,947,413.34 is: 6,827,056.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,639.49 : 12,164,915.43 = 4,947,413.34 : x
  2. Step 2: Convert to fraction form
    8,815,639.49/12,164,915.43 = 4,947,413.34/x
  3. Step 3: Cross multiply
    8,815,639.49x = 12,164,915.43 × 4,947,413.34
  4. Step 4: Simplify right side
    8,815,639.49x = 60,184,864,878,353.84
  5. Step 5: Solve for x
    x = 60,184,864,878,353.84/8,815,639.49
  6. Step 6: Final answer
    x = 6,827,056.05

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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.