Home / 25,217,999.20-37,826,998.80-12,463,415.20

Finding the Fourth Proportional to 25,217,999.20, 37,826,998.80 and 12,463,415.20

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Solution

The fourth proportional to 25,217,999.20, 37,826,998.80 and 12,463,415.20 is: 18,695,122.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,217,999.20 : 37,826,998.80 = 12,463,415.20 : x
  2. Step 2: Convert to fraction form
    25,217,999.20/37,826,998.80 = 12,463,415.20/x
  3. Step 3: Cross multiply
    25,217,999.20x = 37,826,998.80 × 12,463,415.20
  4. Step 4: Simplify right side
    25,217,999.20x = 471,453,591,814,301.69
  5. Step 5: Solve for x
    x = 471,453,591,814,301.69/25,217,999.20
  6. Step 6: Final answer
    x = 18,695,122.80

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1.5x scale

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.