Home / 10,161,606.48-14,022,840.96-5,515,291.79

Finding the Fourth Proportional to 10,161,606.48, 14,022,840.96 and 5,515,291.79

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Solution

The fourth proportional to 10,161,606.48, 14,022,840.96 and 5,515,291.79 is: 7,611,007.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161,606.48 : 14,022,840.96 = 5,515,291.79 : x
  2. Step 2: Convert to fraction form
    10,161,606.48/14,022,840.96 = 5,515,291.79/x
  3. Step 3: Cross multiply
    10,161,606.48x = 14,022,840.96 × 5,515,291.79
  4. Step 4: Simplify right side
    10,161,606.48x = 77,340,059,601,635.17
  5. Step 5: Solve for x
    x = 77,340,059,601,635.17/10,161,606.48
  6. Step 6: Final answer
    x = 7,611,007.16

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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.