Home / 13,304,830.51-18,359,566.41-7,505,037.73

Finding the Fourth Proportional to 13,304,830.51, 18,359,566.41 and 7,505,037.73

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Solution

The fourth proportional to 13,304,830.51, 18,359,566.41 and 7,505,037.73 is: 10,356,331.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,830.51 : 18,359,566.41 = 7,505,037.73 : x
  2. Step 2: Convert to fraction form
    13,304,830.51/18,359,566.41 = 7,505,037.73/x
  3. Step 3: Cross multiply
    13,304,830.51x = 18,359,566.41 × 7,505,037.73
  4. Step 4: Simplify right side
    13,304,830.51x = 137,789,238,613,490.66
  5. Step 5: Solve for x
    x = 137,789,238,613,490.66/13,304,830.51
  6. Step 6: Final answer
    x = 10,356,331.75

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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.