Home / 6,667,420.80-9,201,084.87-3,611,635.02

Finding the Fourth Proportional to 6,667,420.80, 9,201,084.87 and 3,611,635.02

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Solution

The fourth proportional to 6,667,420.80, 9,201,084.87 and 3,611,635.02 is: 4,984,080.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667,420.80 : 9,201,084.87 = 3,611,635.02 : x
  2. Step 2: Convert to fraction form
    6,667,420.80/9,201,084.87 = 3,611,635.02/x
  3. Step 3: Cross multiply
    6,667,420.80x = 9,201,084.87 × 3,611,635.02
  4. Step 4: Simplify right side
    6,667,420.80x = 33,230,960,338,484.14
  5. Step 5: Solve for x
    x = 33,230,960,338,484.14/6,667,420.80
  6. Step 6: Final answer
    x = 4,984,080.25

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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.