Home / 6,701,389.74-9,976,290.35-6,661,531.80

Finding the Fourth Proportional to 6,701,389.74, 9,976,290.35 and 6,661,531.80

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Solution

The fourth proportional to 6,701,389.74, 9,976,290.35 and 6,661,531.80 is: 9,916,954.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,701,389.74 : 9,976,290.35 = 6,661,531.80 : x
  2. Step 2: Convert to fraction form
    6,701,389.74/9,976,290.35 = 6,661,531.80/x
  3. Step 3: Cross multiply
    6,701,389.74x = 9,976,290.35 × 6,661,531.80
  4. Step 4: Simplify right side
    6,701,389.74x = 66,457,375,379,250.48
  5. Step 5: Solve for x
    x = 66,457,375,379,250.48/6,701,389.74
  6. Step 6: Final answer
    x = 9,916,954.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.