Home / 18,565,522.73-27,848,284.10-4,920,775.05

Finding the Fourth Proportional to 18,565,522.73, 27,848,284.10 and 4,920,775.05

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Solution

The fourth proportional to 18,565,522.73, 27,848,284.10 and 4,920,775.05 is: 7,381,162.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565,522.73 : 27,848,284.10 = 4,920,775.05 : x
  2. Step 2: Convert to fraction form
    18,565,522.73/27,848,284.10 = 4,920,775.05/x
  3. Step 3: Cross multiply
    18,565,522.73x = 27,848,284.10 × 4,920,775.05
  4. Step 4: Simplify right side
    18,565,522.73x = 137,035,141,584,591.70
  5. Step 5: Solve for x
    x = 137,035,141,584,591.70/18,565,522.73
  6. Step 6: Final answer
    x = 7,381,162.58

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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.