Home / 13,236,364.19-19,855,689.89-3,651,742.73

Finding the Fourth Proportional to 13,236,364.19, 19,855,689.89 and 3,651,742.73

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Solution

The fourth proportional to 13,236,364.19, 19,855,689.89 and 3,651,742.73 is: 5,477,929.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236,364.19 : 19,855,689.89 = 3,651,742.73 : x
  2. Step 2: Convert to fraction form
    13,236,364.19/19,855,689.89 = 3,651,742.73/x
  3. Step 3: Cross multiply
    13,236,364.19x = 19,855,689.89 × 3,651,742.73
  4. Step 4: Simplify right side
    13,236,364.19x = 72,507,871,087,404.84
  5. Step 5: Solve for x
    x = 72,507,871,087,404.84/13,236,364.19
  6. Step 6: Final answer
    x = 5,477,929.59

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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.