Home / 12,357,005.86-17,052,667.15-6,850,366.75

Finding the Fourth Proportional to 12,357,005.86, 17,052,667.15 and 6,850,366.75

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Solution

The fourth proportional to 12,357,005.86, 17,052,667.15 and 6,850,366.75 is: 9,453,505.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,357,005.86 : 17,052,667.15 = 6,850,366.75 : x
  2. Step 2: Convert to fraction form
    12,357,005.86/17,052,667.15 = 6,850,366.75/x
  3. Step 3: Cross multiply
    12,357,005.86x = 17,052,667.15 × 6,850,366.75
  4. Step 4: Simplify right side
    12,357,005.86x = 116,817,023,923,662.09
  5. Step 5: Solve for x
    x = 116,817,023,923,662.09/12,357,005.86
  6. Step 6: Final answer
    x = 9,453,505.59

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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.