Home / 11,316,914.72-15,619,380.44-6,670,428.52

Finding the Fourth Proportional to 11,316,914.72, 15,619,380.44 and 6,670,428.52

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Solution

The fourth proportional to 11,316,914.72, 15,619,380.44 and 6,670,428.52 is: 9,206,392.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,316,914.72 : 15,619,380.44 = 6,670,428.52 : x
  2. Step 2: Convert to fraction form
    11,316,914.72/15,619,380.44 = 6,670,428.52/x
  3. Step 3: Cross multiply
    11,316,914.72x = 15,619,380.44 × 6,670,428.52
  4. Step 4: Simplify right side
    11,316,914.72x = 104,187,960,751,706.14
  5. Step 5: Solve for x
    x = 104,187,960,751,706.14/11,316,914.72
  6. Step 6: Final answer
    x = 9,206,392.67

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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.