Home / 53,871,341.91-80,807,013.94-12,930,781.06

Finding the Fourth Proportional to 53,871,341.91, 80,807,013.94 and 12,930,781.06

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Solution

The fourth proportional to 53,871,341.91, 80,807,013.94 and 12,930,781.06 is: 19,396,171.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,871,341.91 : 80,807,013.94 = 12,930,781.06 : x
  2. Step 2: Convert to fraction form
    53,871,341.91/80,807,013.94 = 12,930,781.06/x
  3. Step 3: Cross multiply
    53,871,341.91x = 80,807,013.94 × 12,930,781.06
  4. Step 4: Simplify right side
    53,871,341.91x = 1,044,897,804,901,819
  5. Step 5: Solve for x
    x = 1,044,897,804,901,819/53,871,341.91
  6. Step 6: Final answer
    x = 19,396,171.84

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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.