Home / 14,286,007.84-19,714,850.58-8,406,941.78

Finding the Fourth Proportional to 14,286,007.84, 19,714,850.58 and 8,406,941.78

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Solution

The fourth proportional to 14,286,007.84, 19,714,850.58 and 8,406,941.78 is: 11,601,673.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,286,007.84 : 19,714,850.58 = 8,406,941.78 : x
  2. Step 2: Convert to fraction form
    14,286,007.84/19,714,850.58 = 8,406,941.78/x
  3. Step 3: Cross multiply
    14,286,007.84x = 19,714,850.58 × 8,406,941.78
  4. Step 4: Simplify right side
    14,286,007.84x = 165,741,600,928,884.97
  5. Step 5: Solve for x
    x = 165,741,600,928,884.97/14,286,007.84
  6. Step 6: Final answer
    x = 11,601,673.67

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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.