Home / 9,811,571.43-13,528,381.80-6,715,589.43

Finding the Fourth Proportional to 9,811,571.43, 13,528,381.80 and 6,715,589.43

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Solution

The fourth proportional to 9,811,571.43, 13,528,381.80 and 6,715,589.43 is: 9,259,582.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,811,571.43 : 13,528,381.80 = 6,715,589.43 : x
  2. Step 2: Convert to fraction form
    9,811,571.43/13,528,381.80 = 6,715,589.43/x
  3. Step 3: Cross multiply
    9,811,571.43x = 13,528,381.80 × 6,715,589.43
  4. Step 4: Simplify right side
    9,811,571.43x = 90,851,057,821,084.38
  5. Step 5: Solve for x
    x = 90,851,057,821,084.38/9,811,571.43
  6. Step 6: Final answer
    x = 9,259,582.78

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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.