Home / 14,757,474.80-20,365,343.19-8,231,526.95

Finding the Fourth Proportional to 14,757,474.80, 20,365,343.19 and 8,231,526.95

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Solution

The fourth proportional to 14,757,474.80, 20,365,343.19 and 8,231,526.95 is: 11,359,522.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,757,474.80 : 20,365,343.19 = 8,231,526.95 : x
  2. Step 2: Convert to fraction form
    14,757,474.80/20,365,343.19 = 8,231,526.95/x
  3. Step 3: Cross multiply
    14,757,474.80x = 20,365,343.19 × 8,231,526.95
  4. Step 4: Simplify right side
    14,757,474.80x = 167,637,871,212,657.28
  5. Step 5: Solve for x
    x = 167,637,871,212,657.28/14,757,474.80
  6. Step 6: Final answer
    x = 11,359,522.78

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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.