Home / 18,683,848.36-25,783,122.90-10,954,037.80

Finding the Fourth Proportional to 18,683,848.36, 25,783,122.90 and 10,954,037.80

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Solution

The fourth proportional to 18,683,848.36, 25,783,122.90 and 10,954,037.80 is: 15,116,227.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683,848.36 : 25,783,122.90 = 10,954,037.80 : x
  2. Step 2: Convert to fraction form
    18,683,848.36/25,783,122.90 = 10,954,037.80/x
  3. Step 3: Cross multiply
    18,683,848.36x = 25,783,122.90 × 10,954,037.80
  4. Step 4: Simplify right side
    18,683,848.36x = 282,429,302,848,645.62
  5. Step 5: Solve for x
    x = 282,429,302,848,645.62/18,683,848.36
  6. Step 6: Final answer
    x = 15,116,227.52

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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.