Home / 14,072,489.79-19,420,073.24-7,633,961.79

Finding the Fourth Proportional to 14,072,489.79, 19,420,073.24 and 7,633,961.79

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Solution

The fourth proportional to 14,072,489.79, 19,420,073.24 and 7,633,961.79 is: 10,534,887.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,072,489.79 : 19,420,073.24 = 7,633,961.79 : x
  2. Step 2: Convert to fraction form
    14,072,489.79/19,420,073.24 = 7,633,961.79/x
  3. Step 3: Cross multiply
    14,072,489.79x = 19,420,073.24 × 7,633,961.79
  4. Step 4: Simplify right side
    14,072,489.79x = 148,252,097,034,991.69
  5. Step 5: Solve for x
    x = 148,252,097,034,991.69/14,072,489.79
  6. Step 6: Final answer
    x = 10,534,887.52

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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.