Home / 19,904,044,897.72-27,467,418,691.50-10,871,808,760.12

Finding the Fourth Proportional to 19,904,044,897.72, 27,467,418,691.50 and 10,871,808,760.12

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Solution

The fourth proportional to 19,904,044,897.72, 27,467,418,691.50 and 10,871,808,760.12 is: 15,003,006,910.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,904,044,897.72 : 27,467,418,691.50 = 10,871,808,760.12 : x
  2. Step 2: Convert to fraction form
    19,904,044,897.72/27,467,418,691.50 = 10,871,808,760.12/x
  3. Step 3: Cross multiply
    19,904,044,897.72x = 27,467,418,691.50 × 10,871,808,760.12
  4. Step 4: Simplify right side
    19,904,044,897.72x = 298,620,523,148,133,531,648
  5. Step 5: Solve for x
    x = 298,620,523,148,133,531,648/19,904,044,897.72
  6. Step 6: Final answer
    x = 15,003,006,910.54

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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.