Home / 27,216,902.70-40,844,016.45-12,081,696.30

Finding the Fourth Proportional to 27,216,902.70, 40,844,016.45 and 12,081,696.30

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Solution

The fourth proportional to 27,216,902.70, 40,844,016.45 and 12,081,696.30 is: 18,130,828.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,216,902.70 : 40,844,016.45 = 12,081,696.30 : x
  2. Step 2: Convert to fraction form
    27,216,902.70/40,844,016.45 = 12,081,696.30/x
  3. Step 3: Cross multiply
    27,216,902.70x = 40,844,016.45 × 12,081,696.30
  4. Step 4: Simplify right side
    27,216,902.70x = 493,465,002,421,104.19
  5. Step 5: Solve for x
    x = 493,465,002,421,104.19/27,216,902.70
  6. Step 6: Final answer
    x = 18,130,828.77

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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.