Home / 30,802,613.36-42,507,942.36-17,051,807.12

Finding the Fourth Proportional to 30,802,613.36, 42,507,942.36 and 17,051,807.12

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Solution

The fourth proportional to 30,802,613.36, 42,507,942.36 and 17,051,807.12 is: 23,531,679.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,802,613.36 : 42,507,942.36 = 17,051,807.12 : x
  2. Step 2: Convert to fraction form
    30,802,613.36/42,507,942.36 = 17,051,807.12/x
  3. Step 3: Cross multiply
    30,802,613.36x = 42,507,942.36 × 17,051,807.12
  4. Step 4: Simplify right side
    30,802,613.36x = 724,837,234,190,797.62
  5. Step 5: Solve for x
    x = 724,837,234,190,797.62/30,802,613.36
  6. Step 6: Final answer
    x = 23,531,679.79

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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.