Home / 17,760,640.61-26,638,713.76-5,630,220.94

Finding the Fourth Proportional to 17,760,640.61, 26,638,713.76 and 5,630,220.94

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Solution

The fourth proportional to 17,760,640.61, 26,638,713.76 and 5,630,220.94 is: 8,444,619.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,760,640.61 : 26,638,713.76 = 5,630,220.94 : x
  2. Step 2: Convert to fraction form
    17,760,640.61/26,638,713.76 = 5,630,220.94/x
  3. Step 3: Cross multiply
    17,760,640.61x = 26,638,713.76 × 5,630,220.94
  4. Step 4: Simplify right side
    17,760,640.61x = 149,981,844,026,218.16
  5. Step 5: Solve for x
    x = 149,981,844,026,218.16/17,760,640.61
  6. Step 6: Final answer
    x = 8,444,619.05

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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.