Home / 10,078,157.73-13,907,857.23-5,727,252.45

Finding the Fourth Proportional to 10,078,157.73, 13,907,857.23 and 5,727,252.45

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Solution

The fourth proportional to 10,078,157.73, 13,907,857.23 and 5,727,252.45 is: 7,903,608.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,078,157.73 : 13,907,857.23 = 5,727,252.45 : x
  2. Step 2: Convert to fraction form
    10,078,157.73/13,907,857.23 = 5,727,252.45/x
  3. Step 3: Cross multiply
    10,078,157.73x = 13,907,857.23 × 5,727,252.45
  4. Step 4: Simplify right side
    10,078,157.73x = 79,653,809,394,767.72
  5. Step 5: Solve for x
    x = 79,653,809,394,767.72/10,078,157.73
  6. Step 6: Final answer
    x = 7,903,608.13

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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.