Home / 18,728,946.91-25,842,638.89-10,466,367.97

Finding the Fourth Proportional to 18,728,946.91, 25,842,638.89 and 10,466,367.97

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Solution

The fourth proportional to 18,728,946.91, 25,842,638.89 and 10,466,367.97 is: 14,441,739.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,728,946.91 : 25,842,638.89 = 10,466,367.97 : x
  2. Step 2: Convert to fraction form
    18,728,946.91/25,842,638.89 = 10,466,367.97/x
  3. Step 3: Cross multiply
    18,728,946.91x = 25,842,638.89 × 10,466,367.97
  4. Step 4: Simplify right side
    18,728,946.91x = 270,478,567,757,027.34
  5. Step 5: Solve for x
    x = 270,478,567,757,027.34/18,728,946.91
  6. Step 6: Final answer
    x = 14,441,739.25

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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.