Home / 39,167,415.57-54,049,958.52-21,763,313.31

Finding the Fourth Proportional to 39,167,415.57, 54,049,958.52 and 21,763,313.31

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Solution

The fourth proportional to 39,167,415.57, 54,049,958.52 and 21,763,313.31 is: 30,032,775.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,167,415.57 : 54,049,958.52 = 21,763,313.31 : x
  2. Step 2: Convert to fraction form
    39,167,415.57/54,049,958.52 = 21,763,313.31/x
  3. Step 3: Cross multiply
    39,167,415.57x = 54,049,958.52 × 21,763,313.31
  4. Step 4: Simplify right side
    39,167,415.57x = 1,176,306,181,663,264
  5. Step 5: Solve for x
    x = 1,176,306,181,663,264/39,167,415.57
  6. Step 6: Final answer
    x = 30,032,775.06

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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.