Home / 12,612,600.41-17,405,387.89-6,811,381.58

Finding the Fourth Proportional to 12,612,600.41, 17,405,387.89 and 6,811,381.58

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Solution

The fourth proportional to 12,612,600.41, 17,405,387.89 and 6,811,381.58 is: 9,399,706.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,612,600.41 : 17,405,387.89 = 6,811,381.58 : x
  2. Step 2: Convert to fraction form
    12,612,600.41/17,405,387.89 = 6,811,381.58/x
  3. Step 3: Cross multiply
    12,612,600.41x = 17,405,387.89 × 6,811,381.58
  4. Step 4: Simplify right side
    12,612,600.41x = 118,554,738,493,186.06
  5. Step 5: Solve for x
    x = 118,554,738,493,186.06/12,612,600.41
  6. Step 6: Final answer
    x = 9,399,706.22

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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.