Home / 16,310,389.71-22,507,761.66-8,968,171.44

Finding the Fourth Proportional to 16,310,389.71, 22,507,761.66 and 8,968,171.44

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Solution

The fourth proportional to 16,310,389.71, 22,507,761.66 and 8,968,171.44 is: 12,375,759.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,310,389.71 : 22,507,761.66 = 8,968,171.44 : x
  2. Step 2: Convert to fraction form
    16,310,389.71/22,507,761.66 = 8,968,171.44/x
  3. Step 3: Cross multiply
    16,310,389.71x = 22,507,761.66 × 8,968,171.44
  4. Step 4: Simplify right side
    16,310,389.71x = 201,853,465,348,075.78
  5. Step 5: Solve for x
    x = 201,853,465,348,075.78/16,310,389.71
  6. Step 6: Final answer
    x = 12,375,759.80

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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.