Home / 8,303,436.80-12,454,233.60-6,804,915.20

Finding the Fourth Proportional to 8,303,436.80, 12,454,233.60 and 6,804,915.20

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Solution

The fourth proportional to 8,303,436.80, 12,454,233.60 and 6,804,915.20 is: 10,206,617.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,436.80 : 12,454,233.60 = 6,804,915.20 : x
  2. Step 2: Convert to fraction form
    8,303,436.80/12,454,233.60 = 6,804,915.20/x
  3. Step 3: Cross multiply
    8,303,436.80x = 12,454,233.60 × 6,804,915.20
  4. Step 4: Simplify right side
    8,303,436.80x = 84,750,003,528,990.72
  5. Step 5: Solve for x
    x = 84,750,003,528,990.72/8,303,436.80
  6. Step 6: Final answer
    x = 10,206,617.52

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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.