Home / 18,791,087.88-25,931,269.44-10,950,100.80

Finding the Fourth Proportional to 18,791,087.88, 25,931,269.44 and 10,950,100.80

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Solution

The fourth proportional to 18,791,087.88, 25,931,269.44 and 10,950,100.80 is: 15,110,887.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,791,087.88 : 25,931,269.44 = 10,950,100.80 : x
  2. Step 2: Convert to fraction form
    18,791,087.88/25,931,269.44 = 10,950,100.80/x
  3. Step 3: Cross multiply
    18,791,087.88x = 25,931,269.44 × 10,950,100.80
  4. Step 4: Simplify right side
    18,791,087.88x = 283,950,014,239,959.56
  5. Step 5: Solve for x
    x = 283,950,014,239,959.56/18,791,087.88
  6. Step 6: Final answer
    x = 15,110,887.46

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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.