Home / 26,158,238.01-39,211,900.34-12,507,858.81

Finding the Fourth Proportional to 26,158,238.01, 39,211,900.34 and 12,507,858.81

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Solution

The fourth proportional to 26,158,238.01, 39,211,900.34 and 12,507,858.81 is: 18,749,615.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,158,238.01 : 39,211,900.34 = 12,507,858.81 : x
  2. Step 2: Convert to fraction form
    26,158,238.01/39,211,900.34 = 12,507,858.81/x
  3. Step 3: Cross multiply
    26,158,238.01x = 39,211,900.34 × 12,507,858.81
  4. Step 4: Simplify right side
    26,158,238.01x = 490,456,913,061,971.75
  5. Step 5: Solve for x
    x = 490,456,913,061,971.75/26,158,238.01
  6. Step 6: Final answer
    x = 18,749,615.81

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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.