Home / 34,684,857.51-47,861,614.97-19,212,051.21

Finding the Fourth Proportional to 34,684,857.51, 47,861,614.97 and 19,212,051.21

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Solution

The fourth proportional to 34,684,857.51, 47,861,614.97 and 19,212,051.21 is: 26,510,698.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,684,857.51 : 47,861,614.97 = 19,212,051.21 : x
  2. Step 2: Convert to fraction form
    34,684,857.51/47,861,614.97 = 19,212,051.21/x
  3. Step 3: Cross multiply
    34,684,857.51x = 47,861,614.97 × 19,212,051.21
  4. Step 4: Simplify right side
    34,684,857.51x = 919,519,797,700,882.50
  5. Step 5: Solve for x
    x = 919,519,797,700,882.50/34,684,857.51
  6. Step 6: Final answer
    x = 26,510,698.43

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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.