Home / 14,986,865.46-20,682,375.78-9,184,526.64

Finding the Fourth Proportional to 14,986,865.46, 20,682,375.78 and 9,184,526.64

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Solution

The fourth proportional to 14,986,865.46, 20,682,375.78 and 9,184,526.64 is: 12,674,954.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,986,865.46 : 20,682,375.78 = 9,184,526.64 : x
  2. Step 2: Convert to fraction form
    14,986,865.46/20,682,375.78 = 9,184,526.64/x
  3. Step 3: Cross multiply
    14,986,865.46x = 20,682,375.78 × 9,184,526.64
  4. Step 4: Simplify right side
    14,986,865.46x = 189,957,831,329,900.81
  5. Step 5: Solve for x
    x = 189,957,831,329,900.81/14,986,865.46
  6. Step 6: Final answer
    x = 12,674,954.07

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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.