Home / 11,457,529.38-15,811,091.55-6,811,323.48

Finding the Fourth Proportional to 11,457,529.38, 15,811,091.55 and 6,811,323.48

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Solution

The fourth proportional to 11,457,529.38, 15,811,091.55 and 6,811,323.48 is: 9,399,448.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,457,529.38 : 15,811,091.55 = 6,811,323.48 : x
  2. Step 2: Convert to fraction form
    11,457,529.38/15,811,091.55 = 6,811,323.48/x
  3. Step 3: Cross multiply
    11,457,529.38x = 15,811,091.55 × 6,811,323.48
  4. Step 4: Simplify right side
    11,457,529.38x = 107,694,459,118,944.61
  5. Step 5: Solve for x
    x = 107,694,459,118,944.61/11,457,529.38
  6. Step 6: Final answer
    x = 9,399,448.65

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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.