Home / 12,204,182.96-16,840,659.36-7,241,769.24

Finding the Fourth Proportional to 12,204,182.96, 16,840,659.36 and 7,241,769.24

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Solution

The fourth proportional to 12,204,182.96, 16,840,659.36 and 7,241,769.24 is: 9,992,981.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,204,182.96 : 16,840,659.36 = 7,241,769.24 : x
  2. Step 2: Convert to fraction form
    12,204,182.96/16,840,659.36 = 7,241,769.24/x
  3. Step 3: Cross multiply
    12,204,182.96x = 16,840,659.36 × 7,241,769.24
  4. Step 4: Simplify right side
    12,204,182.96x = 121,956,168,934,566.08
  5. Step 5: Solve for x
    x = 121,956,168,934,566.08/12,204,182.96
  6. Step 6: Final answer
    x = 9,992,981.04

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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.