Home / 12,643,136.56-17,447,527.86-6,841,917.64

Finding the Fourth Proportional to 12,643,136.56, 17,447,527.86 and 6,841,917.64

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Solution

The fourth proportional to 12,643,136.56, 17,447,527.86 and 6,841,917.64 is: 9,441,846.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,643,136.56 : 17,447,527.86 = 6,841,917.64 : x
  2. Step 2: Convert to fraction form
    12,643,136.56/17,447,527.86 = 6,841,917.64/x
  3. Step 3: Cross multiply
    12,643,136.56x = 17,447,527.86 × 6,841,917.64
  4. Step 4: Simplify right side
    12,643,136.56x = 119,374,548,639,725.44
  5. Step 5: Solve for x
    x = 119,374,548,639,725.44/12,643,136.56
  6. Step 6: Final answer
    x = 9,441,846.02

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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.