Home / 8,815,639.32-12,164,915.07-4,947,413.22

Finding the Fourth Proportional to 8,815,639.32, 12,164,915.07 and 4,947,413.22

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Solution

The fourth proportional to 8,815,639.32, 12,164,915.07 and 4,947,413.22 is: 6,827,055.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,639.32 : 12,164,915.07 = 4,947,413.22 : x
  2. Step 2: Convert to fraction form
    8,815,639.32/12,164,915.07 = 4,947,413.22/x
  3. Step 3: Cross multiply
    8,815,639.32x = 12,164,915.07 × 4,947,413.22
  4. Step 4: Simplify right side
    8,815,639.32x = 60,184,861,637,495.23
  5. Step 5: Solve for x
    x = 60,184,861,637,495.23/8,815,639.32
  6. Step 6: Final answer
    x = 6,827,055.81

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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.