Home / 51,593,859.88-77,388,239.10-19,243,242.28

Finding the Fourth Proportional to 51,593,859.88, 77,388,239.10 and 19,243,242.28

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Solution

The fourth proportional to 51,593,859.88, 77,388,239.10 and 19,243,242.28 is: 28,863,912.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,593,859.88 : 77,388,239.10 = 19,243,242.28 : x
  2. Step 2: Convert to fraction form
    51,593,859.88/77,388,239.10 = 19,243,242.28/x
  3. Step 3: Cross multiply
    51,593,859.88x = 77,388,239.10 × 19,243,242.28
  4. Step 4: Simplify right side
    51,593,859.88x = 1,489,200,634,623,869.25
  5. Step 5: Solve for x
    x = 1,489,200,634,623,869.25/51,593,859.88
  6. Step 6: Final answer
    x = 28,863,912.06

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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.