Home / 22,143,897.70-33,215,846.55-6,997,829.20

Finding the Fourth Proportional to 22,143,897.70, 33,215,846.55 and 6,997,829.20

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Solution

The fourth proportional to 22,143,897.70, 33,215,846.55 and 6,997,829.20 is: 10,496,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,897.70 : 33,215,846.55 = 6,997,829.20 : x
  2. Step 2: Convert to fraction form
    22,143,897.70/33,215,846.55 = 6,997,829.20/x
  3. Step 3: Cross multiply
    22,143,897.70x = 33,215,846.55 × 6,997,829.20
  4. Step 4: Simplify right side
    22,143,897.70x = 232,438,820,890,309.28
  5. Step 5: Solve for x
    x = 232,438,820,890,309.28/22,143,897.70
  6. Step 6: Final answer
    x = 10,496,743.80

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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.