Home / 12,564,902.64-17,337,676.89-7,057,222.41

Finding the Fourth Proportional to 12,564,902.64, 17,337,676.89 and 7,057,222.41

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Solution

The fourth proportional to 12,564,902.64, 17,337,676.89 and 7,057,222.41 is: 9,737,906.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,564,902.64 : 17,337,676.89 = 7,057,222.41 : x
  2. Step 2: Convert to fraction form
    12,564,902.64/17,337,676.89 = 7,057,222.41/x
  3. Step 3: Cross multiply
    12,564,902.64x = 17,337,676.89 × 7,057,222.41
  4. Step 4: Simplify right side
    12,564,902.64x = 122,355,841,885,447.11
  5. Step 5: Solve for x
    x = 122,355,841,885,447.11/12,564,902.64
  6. Step 6: Final answer
    x = 9,737,906.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.