Home / 23,111,943.62-31,894,453.41-12,798,654.26

Finding the Fourth Proportional to 23,111,943.62, 31,894,453.41 and 12,798,654.26

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Solution

The fourth proportional to 23,111,943.62, 31,894,453.41 and 12,798,654.26 is: 17,662,126.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,111,943.62 : 31,894,453.41 = 12,798,654.26 : x
  2. Step 2: Convert to fraction form
    23,111,943.62/31,894,453.41 = 12,798,654.26/x
  3. Step 3: Cross multiply
    23,111,943.62x = 31,894,453.41 × 12,798,654.26
  4. Step 4: Simplify right side
    23,111,943.62x = 408,206,081,846,795.81
  5. Step 5: Solve for x
    x = 408,206,081,846,795.81/23,111,943.62
  6. Step 6: Final answer
    x = 17,662,126.94

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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.