Home / 28,561,279.56-39,415,695.92-16,002,442.54

Finding the Fourth Proportional to 28,561,279.56, 39,415,695.92 and 16,002,442.54

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Solution

The fourth proportional to 28,561,279.56, 39,415,695.92 and 16,002,442.54 is: 22,084,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,561,279.56 : 39,415,695.92 = 16,002,442.54 : x
  2. Step 2: Convert to fraction form
    28,561,279.56/39,415,695.92 = 16,002,442.54/x
  3. Step 3: Cross multiply
    28,561,279.56x = 39,415,695.92 × 16,002,442.54
  4. Step 4: Simplify right side
    28,561,279.56x = 630,747,409,163,179
  5. Step 5: Solve for x
    x = 630,747,409,163,179/28,561,279.56
  6. Step 6: Final answer
    x = 22,084,003.90

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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.