Home / 13,771,338.09-19,004,418.01-7,576,369.90

Finding the Fourth Proportional to 13,771,338.09, 19,004,418.01 and 7,576,369.90

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Solution

The fourth proportional to 13,771,338.09, 19,004,418.01 and 7,576,369.90 is: 10,455,374.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,771,338.09 : 19,004,418.01 = 7,576,369.90 : x
  2. Step 2: Convert to fraction form
    13,771,338.09/19,004,418.01 = 7,576,369.90/x
  3. Step 3: Cross multiply
    13,771,338.09x = 19,004,418.01 × 7,576,369.90
  4. Step 4: Simplify right side
    13,771,338.09x = 143,984,500,577,981.91
  5. Step 5: Solve for x
    x = 143,984,500,577,981.91/13,771,338.09
  6. Step 6: Final answer
    x = 10,455,374.75

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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.