Home / 16,939,266.78-25,394,612.58-7,347,420.12

Finding the Fourth Proportional to 16,939,266.78, 25,394,612.58 and 7,347,420.12

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Solution

The fourth proportional to 16,939,266.78, 25,394,612.58 and 7,347,420.12 is: 11,014,932.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,939,266.78 : 25,394,612.58 = 7,347,420.12 : x
  2. Step 2: Convert to fraction form
    16,939,266.78/25,394,612.58 = 7,347,420.12/x
  3. Step 3: Cross multiply
    16,939,266.78x = 25,394,612.58 × 7,347,420.12
  4. Step 4: Simplify right side
    16,939,266.78x = 186,584,887,409,897.09
  5. Step 5: Solve for x
    x = 186,584,887,409,897.09/16,939,266.78
  6. Step 6: Final answer
    x = 11,014,932.93

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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.