Home / 14,630,789.29-20,174,312.67-9,324,081.88

Finding the Fourth Proportional to 14,630,789.29, 20,174,312.67 and 9,324,081.88

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Solution

The fourth proportional to 14,630,789.29, 20,174,312.67 and 9,324,081.88 is: 12,856,923.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,630,789.29 : 20,174,312.67 = 9,324,081.88 : x
  2. Step 2: Convert to fraction form
    14,630,789.29/20,174,312.67 = 9,324,081.88/x
  3. Step 3: Cross multiply
    14,630,789.29x = 20,174,312.67 × 9,324,081.88
  4. Step 4: Simplify right side
    14,630,789.29x = 188,106,943,107,144.91
  5. Step 5: Solve for x
    x = 188,106,943,107,144.91/14,630,789.29
  6. Step 6: Final answer
    x = 12,856,923.81

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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.