Home / 14,392,055.50-21,685,184.38-11,889,337.48

Finding the Fourth Proportional to 14,392,055.50, 21,685,184.38 and 11,889,337.48

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Solution

The fourth proportional to 14,392,055.50, 21,685,184.38 and 11,889,337.48 is: 17,914,221.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,392,055.50 : 21,685,184.38 = 11,889,337.48 : x
  2. Step 2: Convert to fraction form
    14,392,055.50/21,685,184.38 = 11,889,337.48/x
  3. Step 3: Cross multiply
    14,392,055.50x = 21,685,184.38 × 11,889,337.48
  4. Step 4: Simplify right side
    14,392,055.50x = 257,822,475,409,844.56
  5. Step 5: Solve for x
    x = 257,822,475,409,844.56/14,392,055.50
  6. Step 6: Final answer
    x = 17,914,221.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.