Home / 19,780,025.84-27,287,740.58-11,935,162.44

Finding the Fourth Proportional to 19,780,025.84, 27,287,740.58 and 11,935,162.44

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Solution

The fourth proportional to 19,780,025.84, 27,287,740.58 and 11,935,162.44 is: 16,465,277.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,780,025.84 : 27,287,740.58 = 11,935,162.44 : x
  2. Step 2: Convert to fraction form
    19,780,025.84/27,287,740.58 = 11,935,162.44/x
  3. Step 3: Cross multiply
    19,780,025.84x = 27,287,740.58 × 11,935,162.44
  4. Step 4: Simplify right side
    19,780,025.84x = 325,683,616,383,204
  5. Step 5: Solve for x
    x = 325,683,616,383,204/19,780,025.84
  6. Step 6: Final answer
    x = 16,465,277.60

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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.