Home / 11,638,321.68-16,061,382.24-6,481,683.21

Finding the Fourth Proportional to 11,638,321.68, 16,061,382.24 and 6,481,683.21

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Solution

The fourth proportional to 11,638,321.68, 16,061,382.24 and 6,481,683.21 is: 8,945,000.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,638,321.68 : 16,061,382.24 = 6,481,683.21 : x
  2. Step 2: Convert to fraction form
    11,638,321.68/16,061,382.24 = 6,481,683.21/x
  3. Step 3: Cross multiply
    11,638,321.68x = 16,061,382.24 × 6,481,683.21
  4. Step 4: Simplify right side
    11,638,321.68x = 104,104,791,594,400.19
  5. Step 5: Solve for x
    x = 104,104,791,594,400.19/11,638,321.68
  6. Step 6: Final answer
    x = 8,945,000.36

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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.