Home / 12,415,687.54-18,618,101.04-6,263,883.34

Finding the Fourth Proportional to 12,415,687.54, 18,618,101.04 and 6,263,883.34

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Solution

The fourth proportional to 12,415,687.54, 18,618,101.04 and 6,263,883.34 is: 9,393,085.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,415,687.54 : 18,618,101.04 = 6,263,883.34 : x
  2. Step 2: Convert to fraction form
    12,415,687.54/18,618,101.04 = 6,263,883.34/x
  3. Step 3: Cross multiply
    12,415,687.54x = 18,618,101.04 × 6,263,883.34
  4. Step 4: Simplify right side
    12,415,687.54x = 116,621,612,926,892.67
  5. Step 5: Solve for x
    x = 116,621,612,926,892.67/12,415,687.54
  6. Step 6: Final answer
    x = 9,393,085.36

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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.