Home / 18,617,542.70-25,692,445.36-10,245,876.33

Finding the Fourth Proportional to 18,617,542.70, 25,692,445.36 and 10,245,876.33

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Solution

The fourth proportional to 18,617,542.70, 25,692,445.36 and 10,245,876.33 is: 14,139,439.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,617,542.70 : 25,692,445.36 = 10,245,876.33 : x
  2. Step 2: Convert to fraction form
    18,617,542.70/25,692,445.36 = 10,245,876.33/x
  3. Step 3: Cross multiply
    18,617,542.70x = 25,692,445.36 × 10,245,876.33
  4. Step 4: Simplify right side
    18,617,542.70x = 263,241,617,748,227.66
  5. Step 5: Solve for x
    x = 263,241,617,748,227.66/18,617,542.70
  6. Step 6: Final answer
    x = 14,139,439.46

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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.