Home / 82,725,865.56-124,107,405.12-25,223,949.36

Finding the Fourth Proportional to 82,725,865.56, 124,107,405.12 and 25,223,949.36

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Solution

The fourth proportional to 82,725,865.56, 124,107,405.12 and 25,223,949.36 is: 37,841,597.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,725,865.56 : 124,107,405.12 = 25,223,949.36 : x
  2. Step 2: Convert to fraction form
    82,725,865.56/124,107,405.12 = 25,223,949.36/x
  3. Step 3: Cross multiply
    82,725,865.56x = 124,107,405.12 × 25,223,949.36
  4. Step 4: Simplify right side
    82,725,865.56x = 3,130,478,901,947,885
  5. Step 5: Solve for x
    x = 3,130,478,901,947,885/82,725,865.56
  6. Step 6: Final answer
    x = 37,841,597.43

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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.