Home / 30,802,613.61-42,507,942.71-17,051,807.37

Finding the Fourth Proportional to 30,802,613.61, 42,507,942.71 and 17,051,807.37

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Solution

The fourth proportional to 30,802,613.61, 42,507,942.71 and 17,051,807.37 is: 23,531,680.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,802,613.61 : 42,507,942.71 = 17,051,807.37 : x
  2. Step 2: Convert to fraction form
    30,802,613.61/42,507,942.71 = 17,051,807.37/x
  3. Step 3: Cross multiply
    30,802,613.61x = 42,507,942.71 × 17,051,807.37
  4. Step 4: Simplify right side
    30,802,613.61x = 724,837,250,700,656.75
  5. Step 5: Solve for x
    x = 724,837,250,700,656.75/30,802,613.61
  6. Step 6: Final answer
    x = 23,531,680.13

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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.