Home / 26,003,727.20-39,011,811.60-12,529,474.40

Finding the Fourth Proportional to 26,003,727.20, 39,011,811.60 and 12,529,474.40

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Solution

The fourth proportional to 26,003,727.20, 39,011,811.60 and 12,529,474.40 is: 18,797,208.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,003,727.20 : 39,011,811.60 = 12,529,474.40 : x
  2. Step 2: Convert to fraction form
    26,003,727.20/39,011,811.60 = 12,529,474.40/x
  3. Step 3: Cross multiply
    26,003,727.20x = 39,011,811.60 × 12,529,474.40
  4. Step 4: Simplify right side
    26,003,727.20x = 488,797,494,739,823.06
  5. Step 5: Solve for x
    x = 488,797,494,739,823.06/26,003,727.20
  6. Step 6: Final answer
    x = 18,797,208.99

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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.