Home / 22,143,897.20-33,215,845.80-6,997,828.70

Finding the Fourth Proportional to 22,143,897.20, 33,215,845.80 and 6,997,828.70

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Solution

The fourth proportional to 22,143,897.20, 33,215,845.80 and 6,997,828.70 is: 10,496,743.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,897.20 : 33,215,845.80 = 6,997,828.70 : x
  2. Step 2: Convert to fraction form
    22,143,897.20/33,215,845.80 = 6,997,828.70/x
  3. Step 3: Cross multiply
    22,143,897.20x = 33,215,845.80 × 6,997,828.70
  4. Step 4: Simplify right side
    22,143,897.20x = 232,438,799,034,014.47
  5. Step 5: Solve for x
    x = 232,438,799,034,014.47/22,143,897.20
  6. Step 6: Final answer
    x = 10,496,743.05

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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.