Home / 11,007,640.80-16,511,461.20-2,920,600.80

Finding the Fourth Proportional to 11,007,640.80, 16,511,461.20 and 2,920,600.80

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Solution

The fourth proportional to 11,007,640.80, 16,511,461.20 and 2,920,600.80 is: 4,380,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007,640.80 : 16,511,461.20 = 2,920,600.80 : x
  2. Step 2: Convert to fraction form
    11,007,640.80/16,511,461.20 = 2,920,600.80/x
  3. Step 3: Cross multiply
    11,007,640.80x = 16,511,461.20 × 2,920,600.80
  4. Step 4: Simplify right side
    11,007,640.80x = 48,223,386,789,888.95
  5. Step 5: Solve for x
    x = 48,223,386,789,888.95/11,007,640.80
  6. Step 6: Final answer
    x = 4,380,901.20

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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.