Home / 8,969,641.21-13,456,424.04-2,904,985.95

Finding the Fourth Proportional to 8,969,641.21, 13,456,424.04 and 2,904,985.95

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Solution

The fourth proportional to 8,969,641.21, 13,456,424.04 and 2,904,985.95 is: 4,358,114.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,969,641.21 : 13,456,424.04 = 2,904,985.95 : x
  2. Step 2: Convert to fraction form
    8,969,641.21/13,456,424.04 = 2,904,985.95/x
  3. Step 3: Cross multiply
    8,969,641.21x = 13,456,424.04 × 2,904,985.95
  4. Step 4: Simplify right side
    8,969,641.21x = 39,090,722,766,273.69
  5. Step 5: Solve for x
    x = 39,090,722,766,273.69/8,969,641.21
  6. Step 6: Final answer
    x = 4,358,114.43

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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.