Home / 28,134,848.80-42,202,273.20-16,797,440.80

Finding the Fourth Proportional to 28,134,848.80, 42,202,273.20 and 16,797,440.80

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Solution

The fourth proportional to 28,134,848.80, 42,202,273.20 and 16,797,440.80 is: 25,196,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,134,848.80 : 42,202,273.20 = 16,797,440.80 : x
  2. Step 2: Convert to fraction form
    28,134,848.80/42,202,273.20 = 16,797,440.80/x
  3. Step 3: Cross multiply
    28,134,848.80x = 42,202,273.20 × 16,797,440.80
  4. Step 4: Simplify right side
    28,134,848.80x = 708,890,185,702,426.62
  5. Step 5: Solve for x
    x = 708,890,185,702,426.62/28,134,848.80
  6. Step 6: Final answer
    x = 25,196,161.20

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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.