Home / 21,732,674.24-29,991,268.32-13,588,633.28

Finding the Fourth Proportional to 21,732,674.24, 29,991,268.32 and 13,588,633.28

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Solution

The fourth proportional to 21,732,674.24, 29,991,268.32 and 13,588,633.28 is: 18,752,425.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,732,674.24 : 29,991,268.32 = 13,588,633.28 : x
  2. Step 2: Convert to fraction form
    21,732,674.24/29,991,268.32 = 13,588,633.28/x
  3. Step 3: Cross multiply
    21,732,674.24x = 29,991,268.32 × 13,588,633.28
  4. Step 4: Simplify right side
    21,732,674.24x = 407,540,346,802,561.69
  5. Step 5: Solve for x
    x = 407,540,346,802,561.69/21,732,674.24
  6. Step 6: Final answer
    x = 18,752,425.14

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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.