Home / 19,125,309.88-26,392,252.35-10,423,309.78

Finding the Fourth Proportional to 19,125,309.88, 26,392,252.35 and 10,423,309.78

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Solution

The fourth proportional to 19,125,309.88, 26,392,252.35 and 10,423,309.78 is: 14,383,799.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,125,309.88 : 26,392,252.35 = 10,423,309.78 : x
  2. Step 2: Convert to fraction form
    19,125,309.88/26,392,252.35 = 10,423,309.78/x
  3. Step 3: Cross multiply
    19,125,309.88x = 26,392,252.35 × 10,423,309.78
  4. Step 4: Simplify right side
    19,125,309.88x = 275,094,622,035,982.97
  5. Step 5: Solve for x
    x = 275,094,622,035,982.97/19,125,309.88
  6. Step 6: Final answer
    x = 14,383,799.47

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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.