Home / 27,702,972.15-38,233,899.35-15,941,998.81

Finding the Fourth Proportional to 27,702,972.15, 38,233,899.35 and 15,941,998.81

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Solution

The fourth proportional to 27,702,972.15, 38,233,899.35 and 15,941,998.81 is: 22,002,143.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,702,972.15 : 38,233,899.35 = 15,941,998.81 : x
  2. Step 2: Convert to fraction form
    27,702,972.15/38,233,899.35 = 15,941,998.81/x
  3. Step 3: Cross multiply
    27,702,972.15x = 38,233,899.35 × 15,941,998.81
  4. Step 4: Simplify right side
    27,702,972.15x = 609,524,777,939,359.88
  5. Step 5: Solve for x
    x = 609,524,777,939,359.88/27,702,972.15
  6. Step 6: Final answer
    x = 22,002,143.84

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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.