Home / 6,908,644.80-10,348,970.40-3,913,329.60

Finding the Fourth Proportional to 6,908,644.80, 10,348,970.40 and 3,913,329.60

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Solution

The fourth proportional to 6,908,644.80, 10,348,970.40 and 3,913,329.60 is: 5,862,066.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,908,644.80 : 10,348,970.40 = 3,913,329.60 : x
  2. Step 2: Convert to fraction form
    6,908,644.80/10,348,970.40 = 3,913,329.60/x
  3. Step 3: Cross multiply
    6,908,644.80x = 10,348,970.40 × 3,913,329.60
  4. Step 4: Simplify right side
    6,908,644.80x = 40,498,932,195,843.84
  5. Step 5: Solve for x
    x = 40,498,932,195,843.84/6,908,644.80
  6. Step 6: Final answer
    x = 5,862,066.06

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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.