Home / 22,151,403.70-33,160,750.35-13,171,333.30

Finding the Fourth Proportional to 22,151,403.70, 33,160,750.35 and 13,171,333.30

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Solution

The fourth proportional to 22,151,403.70, 33,160,750.35 and 13,171,333.30 is: 19,717,544.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,151,403.70 : 33,160,750.35 = 13,171,333.30 : x
  2. Step 2: Convert to fraction form
    22,151,403.70/33,160,750.35 = 13,171,333.30/x
  3. Step 3: Cross multiply
    22,151,403.70x = 33,160,750.35 × 13,171,333.30
  4. Step 4: Simplify right side
    22,151,403.70x = 436,771,295,337,941.69
  5. Step 5: Solve for x
    x = 436,771,295,337,941.69/22,151,403.70
  6. Step 6: Final answer
    x = 19,717,544.82

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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.