Home / 18,152,438.72-25,050,890.40-10,004,201.60

Finding the Fourth Proportional to 18,152,438.72, 25,050,890.40 and 10,004,201.60

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Solution

The fourth proportional to 18,152,438.72, 25,050,890.40 and 10,004,201.60 is: 13,806,087.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,438.72 : 25,050,890.40 = 10,004,201.60 : x
  2. Step 2: Convert to fraction form
    18,152,438.72/25,050,890.40 = 10,004,201.60/x
  3. Step 3: Cross multiply
    18,152,438.72x = 25,050,890.40 × 10,004,201.60
  4. Step 4: Simplify right side
    18,152,438.72x = 250,614,157,821,104.62
  5. Step 5: Solve for x
    x = 250,614,157,821,104.62/18,152,438.72
  6. Step 6: Final answer
    x = 13,806,087.53

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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.