Home / 16,917,038.09-25,381,022.05-7,825,099.79

Finding the Fourth Proportional to 16,917,038.09, 25,381,022.05 and 7,825,099.79

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Solution

The fourth proportional to 16,917,038.09, 25,381,022.05 and 7,825,099.79 is: 11,740,177.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917,038.09 : 25,381,022.05 = 7,825,099.79 : x
  2. Step 2: Convert to fraction form
    16,917,038.09/25,381,022.05 = 7,825,099.79/x
  3. Step 3: Cross multiply
    16,917,038.09x = 25,381,022.05 × 7,825,099.79
  4. Step 4: Simplify right side
    16,917,038.09x = 198,609,030,313,440.38
  5. Step 5: Solve for x
    x = 198,609,030,313,440.38/16,917,038.09
  6. Step 6: Final answer
    x = 11,740,177.52

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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.