Home / 29,135,476.30-40,206,965.34-16,082,743.72

Finding the Fourth Proportional to 29,135,476.30, 40,206,965.34 and 16,082,743.72

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Solution

The fourth proportional to 29,135,476.30, 40,206,965.34 and 16,082,743.72 is: 22,194,190.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,135,476.30 : 40,206,965.34 = 16,082,743.72 : x
  2. Step 2: Convert to fraction form
    29,135,476.30/40,206,965.34 = 16,082,743.72/x
  3. Step 3: Cross multiply
    29,135,476.30x = 40,206,965.34 × 16,082,743.72
  4. Step 4: Simplify right side
    29,135,476.30x = 646,638,319,322,142.75
  5. Step 5: Solve for x
    x = 646,638,319,322,142.75/29,135,476.30
  6. Step 6: Final answer
    x = 22,194,190.77

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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.