Home / 13,872,082.56-19,143,041.58-7,676,756.52

Finding the Fourth Proportional to 13,872,082.56, 19,143,041.58 and 7,676,756.52

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Solution

The fourth proportional to 13,872,082.56, 19,143,041.58 and 7,676,756.52 is: 10,593,684.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,872,082.56 : 19,143,041.58 = 7,676,756.52 : x
  2. Step 2: Convert to fraction form
    13,872,082.56/19,143,041.58 = 7,676,756.52/x
  3. Step 3: Cross multiply
    13,872,082.56x = 19,143,041.58 × 7,676,756.52
  4. Step 4: Simplify right side
    13,872,082.56x = 146,956,469,261,896.09
  5. Step 5: Solve for x
    x = 146,956,469,261,896.09/13,872,082.56
  6. Step 6: Final answer
    x = 10,593,684.74

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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.