Home / 6,918,504.02-10,368,754.47-2,815,042.98

Finding the Fourth Proportional to 6,918,504.02, 10,368,754.47 and 2,815,042.98

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Solution

The fourth proportional to 6,918,504.02, 10,368,754.47 and 2,815,042.98 is: 4,218,901.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918,504.02 : 10,368,754.47 = 2,815,042.98 : x
  2. Step 2: Convert to fraction form
    6,918,504.02/10,368,754.47 = 2,815,042.98/x
  3. Step 3: Cross multiply
    6,918,504.02x = 10,368,754.47 × 2,815,042.98
  4. Step 4: Simplify right side
    6,918,504.02x = 29,188,489,520,999.95
  5. Step 5: Solve for x
    x = 29,188,489,520,999.95/6,918,504.02
  6. Step 6: Final answer
    x = 4,218,901.87

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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.