Home / 18,290,981.93-27,436,484.75-4,645,151.69

Finding the Fourth Proportional to 18,290,981.93, 27,436,484.75 and 4,645,151.69

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Solution

The fourth proportional to 18,290,981.93, 27,436,484.75 and 4,645,151.69 is: 6,967,730.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,290,981.93 : 27,436,484.75 = 4,645,151.69 : x
  2. Step 2: Convert to fraction form
    18,290,981.93/27,436,484.75 = 4,645,151.69/x
  3. Step 3: Cross multiply
    18,290,981.93x = 27,436,484.75 × 4,645,151.69
  4. Step 4: Simplify right side
    18,290,981.93x = 127,446,633,504,121.73
  5. Step 5: Solve for x
    x = 127,446,633,504,121.73/18,290,981.93
  6. Step 6: Final answer
    x = 6,967,730.55

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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.