Home / 13,411,500.26-18,507,356.01-7,609,936.01

Finding the Fourth Proportional to 13,411,500.26, 18,507,356.01 and 7,609,936.01

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Solution

The fourth proportional to 13,411,500.26, 18,507,356.01 and 7,609,936.01 is: 10,501,419.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,411,500.26 : 18,507,356.01 = 7,609,936.01 : x
  2. Step 2: Convert to fraction form
    13,411,500.26/18,507,356.01 = 7,609,936.01/x
  3. Step 3: Cross multiply
    13,411,500.26x = 18,507,356.01 × 7,609,936.01
  4. Step 4: Simplify right side
    13,411,500.26x = 140,839,794,950,388.94
  5. Step 5: Solve for x
    x = 140,839,794,950,388.94/13,411,500.26
  6. Step 6: Final answer
    x = 10,501,419.84

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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.