Home / 18,425,111.54-27,636,671.40-5,645,654.06

Finding the Fourth Proportional to 18,425,111.54, 27,636,671.40 and 5,645,654.06

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Solution

The fourth proportional to 18,425,111.54, 27,636,671.40 and 5,645,654.06 is: 8,468,175.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,425,111.54 : 27,636,671.40 = 5,645,654.06 : x
  2. Step 2: Convert to fraction form
    18,425,111.54/27,636,671.40 = 5,645,654.06/x
  3. Step 3: Cross multiply
    18,425,111.54x = 27,636,671.40 × 5,645,654.06
  4. Step 4: Simplify right side
    18,425,111.54x = 156,027,086,094,295.88
  5. Step 5: Solve for x
    x = 156,027,086,094,295.88/18,425,111.54
  6. Step 6: Final answer
    x = 8,468,175.93

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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.