Home / 30,906,588.33-42,648,957-17,154,469.89

Finding the Fourth Proportional to 30,906,588.33, 42,648,957 and 17,154,469.89

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Solution

The fourth proportional to 30,906,588.33, 42,648,957 and 17,154,469.89 is: 23,671,983.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,906,588.33 : 42,648,957 = 17,154,469.89 : x
  2. Step 2: Convert to fraction form
    30,906,588.33/42,648,957 = 17,154,469.89/x
  3. Step 3: Cross multiply
    30,906,588.33x = 42,648,957 × 17,154,469.89
  4. Step 4: Simplify right side
    30,906,588.33x = 731,620,248,696,404.75
  5. Step 5: Solve for x
    x = 731,620,248,696,404.75/30,906,588.33
  6. Step 6: Final answer
    x = 23,671,983.49

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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.