Home / 21,062,783.70-31,546,936.35-21,062,783.70

Finding the Fourth Proportional to 21,062,783.70, 31,546,936.35 and 21,062,783.70

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Solution

The fourth proportional to 21,062,783.70, 31,546,936.35 and 21,062,783.70 is: 31,546,936.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,062,783.70 : 31,546,936.35 = 21,062,783.70 : x
  2. Step 2: Convert to fraction form
    21,062,783.70/31,546,936.35 = 21,062,783.70/x
  3. Step 3: Cross multiply
    21,062,783.70x = 31,546,936.35 × 21,062,783.70
  4. Step 4: Simplify right side
    21,062,783.70x = 664,466,296,737,717.50
  5. Step 5: Solve for x
    x = 664,466,296,737,717.50/21,062,783.70
  6. Step 6: Final answer
    x = 31,546,936.35

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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.