Home / 12,235,011.56-16,879,537.25-7,005,224.72

Finding the Fourth Proportional to 12,235,011.56, 16,879,537.25 and 7,005,224.72

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Solution

The fourth proportional to 12,235,011.56, 16,879,537.25 and 7,005,224.72 is: 9,664,474.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,235,011.56 : 16,879,537.25 = 7,005,224.72 : x
  2. Step 2: Convert to fraction form
    12,235,011.56/16,879,537.25 = 7,005,224.72/x
  3. Step 3: Cross multiply
    12,235,011.56x = 16,879,537.25 × 7,005,224.72
  4. Step 4: Simplify right side
    12,235,011.56x = 118,244,951,538,976.20
  5. Step 5: Solve for x
    x = 118,244,951,538,976.20/12,235,011.56
  6. Step 6: Final answer
    x = 9,664,474.04

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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.