Home / 13,197,960.14-18,213,898.83-7,398,604.76

Finding the Fourth Proportional to 13,197,960.14, 18,213,898.83 and 7,398,604.76

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Solution

The fourth proportional to 13,197,960.14, 18,213,898.83 and 7,398,604.76 is: 10,210,474.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,197,960.14 : 18,213,898.83 = 7,398,604.76 : x
  2. Step 2: Convert to fraction form
    13,197,960.14/18,213,898.83 = 7,398,604.76/x
  3. Step 3: Cross multiply
    13,197,960.14x = 18,213,898.83 × 7,398,604.76
  4. Step 4: Simplify right side
    13,197,960.14x = 134,757,438,581,796.41
  5. Step 5: Solve for x
    x = 134,757,438,581,796.41/13,197,960.14
  6. Step 6: Final answer
    x = 10,210,474.74

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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.