Home / 23,110,081.74-31,891,523.16-12,796,583.40

Finding the Fourth Proportional to 23,110,081.74, 31,891,523.16 and 12,796,583.40

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Solution

The fourth proportional to 23,110,081.74, 31,891,523.16 and 12,796,583.40 is: 17,659,069.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,110,081.74 : 31,891,523.16 = 12,796,583.40 : x
  2. Step 2: Convert to fraction form
    23,110,081.74/31,891,523.16 = 12,796,583.40/x
  3. Step 3: Cross multiply
    23,110,081.74x = 31,891,523.16 × 12,796,583.40
  4. Step 4: Simplify right side
    23,110,081.74x = 408,102,535,869,971.56
  5. Step 5: Solve for x
    x = 408,102,535,869,971.56/23,110,081.74
  6. Step 6: Final answer
    x = 17,659,069.34

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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.