Home / 21,541,617.40-32,256,438.90-17,025,316.60

Finding the Fourth Proportional to 21,541,617.40, 32,256,438.90 and 17,025,316.60

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Solution

The fourth proportional to 21,541,617.40, 32,256,438.90 and 17,025,316.60 is: 25,493,725.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,541,617.40 : 32,256,438.90 = 17,025,316.60 : x
  2. Step 2: Convert to fraction form
    21,541,617.40/32,256,438.90 = 17,025,316.60/x
  3. Step 3: Cross multiply
    21,541,617.40x = 32,256,438.90 × 17,025,316.60
  4. Step 4: Simplify right side
    21,541,617.40x = 549,176,084,661,055.75
  5. Step 5: Solve for x
    x = 549,176,084,661,055.75/21,541,617.40
  6. Step 6: Final answer
    x = 25,493,725.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.