Home / 13,751,234.24-18,975,592.32-7,950,389.82

Finding the Fourth Proportional to 13,751,234.24, 18,975,592.32 and 7,950,389.82

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Solution

The fourth proportional to 13,751,234.24, 18,975,592.32 and 7,950,389.82 is: 10,970,895.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,751,234.24 : 18,975,592.32 = 7,950,389.82 : x
  2. Step 2: Convert to fraction form
    13,751,234.24/18,975,592.32 = 7,950,389.82/x
  3. Step 3: Cross multiply
    13,751,234.24x = 18,975,592.32 × 7,950,389.82
  4. Step 4: Simplify right side
    13,751,234.24x = 150,863,356,009,398.19
  5. Step 5: Solve for x
    x = 150,863,356,009,398.19/13,751,234.24
  6. Step 6: Final answer
    x = 10,970,895.66

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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.