Home / 25,586,170.64-38,365,201.28-12,603,755.92

Finding the Fourth Proportional to 25,586,170.64, 38,365,201.28 and 12,603,755.92

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Solution

The fourth proportional to 25,586,170.64, 38,365,201.28 and 12,603,755.92 is: 18,898,710.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,586,170.64 : 38,365,201.28 = 12,603,755.92 : x
  2. Step 2: Convert to fraction form
    25,586,170.64/38,365,201.28 = 12,603,755.92/x
  3. Step 3: Cross multiply
    25,586,170.64x = 38,365,201.28 × 12,603,755.92
  4. Step 4: Simplify right side
    25,586,170.64x = 483,545,632,754,791.56
  5. Step 5: Solve for x
    x = 483,545,632,754,791.56/25,586,170.64
  6. Step 6: Final answer
    x = 18,898,710.54

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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.