Home / 18,726,528.50-25,842,609.33-10,141,824.50

Finding the Fourth Proportional to 18,726,528.50, 25,842,609.33 and 10,141,824.50

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Solution

The fourth proportional to 18,726,528.50, 25,842,609.33 and 10,141,824.50 is: 13,995,717.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,726,528.50 : 25,842,609.33 = 10,141,824.50 : x
  2. Step 2: Convert to fraction form
    18,726,528.50/25,842,609.33 = 10,141,824.50/x
  3. Step 3: Cross multiply
    18,726,528.50x = 25,842,609.33 × 10,141,824.50
  4. Step 4: Simplify right side
    18,726,528.50x = 262,091,208,446,922.56
  5. Step 5: Solve for x
    x = 262,091,208,446,922.56/18,726,528.50
  6. Step 6: Final answer
    x = 13,995,717.81

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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.