Home / 53,871,408.88-80,807,114.01-12,930,847.92

Finding the Fourth Proportional to 53,871,408.88, 80,807,114.01 and 12,930,847.92

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Solution

The fourth proportional to 53,871,408.88, 80,807,114.01 and 12,930,847.92 is: 19,396,272.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,871,408.88 : 80,807,114.01 = 12,930,847.92 : x
  2. Step 2: Convert to fraction form
    53,871,408.88/80,807,114.01 = 12,930,847.92/x
  3. Step 3: Cross multiply
    53,871,408.88x = 80,807,114.01 × 12,930,847.92
  4. Step 4: Simplify right side
    53,871,408.88x = 1,044,904,502,052,757
  5. Step 5: Solve for x
    x = 1,044,904,502,052,757/53,871,408.88
  6. Step 6: Final answer
    x = 19,396,272.04

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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.