Home / 7,317,529-10,101,700.29-5,143,935.40

Finding the Fourth Proportional to 7,317,529, 10,101,700.29 and 5,143,935.40

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Solution

The fourth proportional to 7,317,529, 10,101,700.29 and 5,143,935.40 is: 7,101,098.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,317,529 : 10,101,700.29 = 5,143,935.40 : x
  2. Step 2: Convert to fraction form
    7,317,529/10,101,700.29 = 5,143,935.40/x
  3. Step 3: Cross multiply
    7,317,529x = 10,101,700.29 × 5,143,935.40
  4. Step 4: Simplify right side
    7,317,529x = 51,962,493,721,921.27
  5. Step 5: Solve for x
    x = 51,962,493,721,921.27/7,317,529
  6. Step 6: Final answer
    x = 7,101,098.43

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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.