Home / 7,893,057.67-11,839,586.51-1,909,425.67

Finding the Fourth Proportional to 7,893,057.67, 11,839,586.51 and 1,909,425.67

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Solution

The fourth proportional to 7,893,057.67, 11,839,586.51 and 1,909,425.67 is: 2,864,138.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,893,057.67 : 11,839,586.51 = 1,909,425.67 : x
  2. Step 2: Convert to fraction form
    7,893,057.67/11,839,586.51 = 1,909,425.67/x
  3. Step 3: Cross multiply
    7,893,057.67x = 11,839,586.51 × 1,909,425.67
  4. Step 4: Simplify right side
    7,893,057.67x = 22,606,810,404,379.71
  5. Step 5: Solve for x
    x = 22,606,810,404,379.71/7,893,057.67
  6. Step 6: Final answer
    x = 2,864,138.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.