Home / 7,112,108.50-9,814,741.04-3,848,923.74

Finding the Fourth Proportional to 7,112,108.50, 9,814,741.04 and 3,848,923.74

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Solution

The fourth proportional to 7,112,108.50, 9,814,741.04 and 3,848,923.74 is: 5,311,531.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112,108.50 : 9,814,741.04 = 3,848,923.74 : x
  2. Step 2: Convert to fraction form
    7,112,108.50/9,814,741.04 = 3,848,923.74/x
  3. Step 3: Cross multiply
    7,112,108.50x = 9,814,741.04 × 3,848,923.74
  4. Step 4: Simplify right side
    7,112,108.50x = 37,776,189,790,808.29
  5. Step 5: Solve for x
    x = 37,776,189,790,808.29/7,112,108.50
  6. Step 6: Final answer
    x = 5,311,531.71

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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.