Home / 25,150,507.80-37,725,761.70-21,084,984.15

Finding the Fourth Proportional to 25,150,507.80, 37,725,761.70 and 21,084,984.15

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Solution

The fourth proportional to 25,150,507.80, 37,725,761.70 and 21,084,984.15 is: 31,627,476.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,150,507.80 : 37,725,761.70 = 21,084,984.15 : x
  2. Step 2: Convert to fraction form
    25,150,507.80/37,725,761.70 = 21,084,984.15/x
  3. Step 3: Cross multiply
    25,150,507.80x = 37,725,761.70 × 21,084,984.15
  4. Step 4: Simplify right side
    25,150,507.80x = 795,447,087,491,177
  5. Step 5: Solve for x
    x = 795,447,087,491,177/25,150,507.80
  6. Step 6: Final answer
    x = 31,627,476.23

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1.5x scale

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.