Home / 19,555,887.78-26,986,926.78-10,854,135.54

Finding the Fourth Proportional to 19,555,887.78, 26,986,926.78 and 10,854,135.54

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Solution

The fourth proportional to 19,555,887.78, 26,986,926.78 and 10,854,135.54 is: 14,978,596.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,555,887.78 : 26,986,926.78 = 10,854,135.54 : x
  2. Step 2: Convert to fraction form
    19,555,887.78/26,986,926.78 = 10,854,135.54/x
  3. Step 3: Cross multiply
    19,555,887.78x = 26,986,926.78 × 10,854,135.54
  4. Step 4: Simplify right side
    19,555,887.78x = 292,919,761,078,175.75
  5. Step 5: Solve for x
    x = 292,919,761,078,175.75/19,555,887.78
  6. Step 6: Final answer
    x = 14,978,596.95

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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.