Home / 17,387,863.90-26,081,795.85-10,921,342.30

Finding the Fourth Proportional to 17,387,863.90, 26,081,795.85 and 10,921,342.30

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Solution

The fourth proportional to 17,387,863.90, 26,081,795.85 and 10,921,342.30 is: 16,382,013.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387,863.90 : 26,081,795.85 = 10,921,342.30 : x
  2. Step 2: Convert to fraction form
    17,387,863.90/26,081,795.85 = 10,921,342.30/x
  3. Step 3: Cross multiply
    17,387,863.90x = 26,081,795.85 × 10,921,342.30
  4. Step 4: Simplify right side
    17,387,863.90x = 284,848,220,276,569.50
  5. Step 5: Solve for x
    x = 284,848,220,276,569.50/17,387,863.90
  6. Step 6: Final answer
    x = 16,382,013.45

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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.