Home / 12,704,453.51-17,532,084.99-7,197,816.53

Finding the Fourth Proportional to 12,704,453.51, 17,532,084.99 and 7,197,816.53

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Solution

The fourth proportional to 12,704,453.51, 17,532,084.99 and 7,197,816.53 is: 9,932,952.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,704,453.51 : 17,532,084.99 = 7,197,816.53 : x
  2. Step 2: Convert to fraction form
    12,704,453.51/17,532,084.99 = 7,197,816.53/x
  3. Step 3: Cross multiply
    12,704,453.51x = 17,532,084.99 × 7,197,816.53
  4. Step 4: Simplify right side
    12,704,453.51x = 126,192,731,217,208.89
  5. Step 5: Solve for x
    x = 126,192,731,217,208.89/12,704,453.51
  6. Step 6: Final answer
    x = 9,932,952.34

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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.