Home / 6,667,424.80-9,201,090.40-3,611,639.02

Finding the Fourth Proportional to 6,667,424.80, 9,201,090.40 and 3,611,639.02

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Solution

The fourth proportional to 6,667,424.80, 9,201,090.40 and 3,611,639.02 is: 4,984,085.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667,424.80 : 9,201,090.40 = 3,611,639.02 : x
  2. Step 2: Convert to fraction form
    6,667,424.80/9,201,090.40 = 3,611,639.02/x
  3. Step 3: Cross multiply
    6,667,424.80x = 9,201,090.40 × 3,611,639.02
  4. Step 4: Simplify right side
    6,667,424.80x = 33,231,017,115,187.41
  5. Step 5: Solve for x
    x = 33,231,017,115,187.41/6,667,424.80
  6. Step 6: Final answer
    x = 4,984,085.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.