Home / 20,178,053.30-30,267,079.98-19,062,027.20

Finding the Fourth Proportional to 20,178,053.30, 30,267,079.98 and 19,062,027.20

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Solution

The fourth proportional to 20,178,053.30, 30,267,079.98 and 19,062,027.20 is: 28,593,040.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,178,053.30 : 30,267,079.98 = 19,062,027.20 : x
  2. Step 2: Convert to fraction form
    20,178,053.30/30,267,079.98 = 19,062,027.20/x
  3. Step 3: Cross multiply
    20,178,053.30x = 30,267,079.98 × 19,062,027.20
  4. Step 4: Simplify right side
    20,178,053.30x = 576,951,901,843,335.50
  5. Step 5: Solve for x
    x = 576,951,901,843,335.50/20,178,053.30
  6. Step 6: Final answer
    x = 28,593,040.83

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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.