Home / 28,541,558.80-42,754,277.40-17,725,661.20

Finding the Fourth Proportional to 28,541,558.80, 42,754,277.40 and 17,725,661.20

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Solution

The fourth proportional to 28,541,558.80, 42,754,277.40 and 17,725,661.20 is: 26,552,433.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,541,558.80 : 42,754,277.40 = 17,725,661.20 : x
  2. Step 2: Convert to fraction form
    28,541,558.80/42,754,277.40 = 17,725,661.20/x
  3. Step 3: Cross multiply
    28,541,558.80x = 42,754,277.40 × 17,725,661.20
  4. Step 4: Simplify right side
    28,541,558.80x = 757,847,836,043,216.88
  5. Step 5: Solve for x
    x = 757,847,836,043,216.88/28,541,558.80
  6. Step 6: Final answer
    x = 26,552,433.29

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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.