Home / 6,807,487.43-9,394,665.92-3,828,128.67

Finding the Fourth Proportional to 6,807,487.43, 9,394,665.92 and 3,828,128.67

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Solution

The fourth proportional to 6,807,487.43, 9,394,665.92 and 3,828,128.67 is: 5,283,004.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,807,487.43 : 9,394,665.92 = 3,828,128.67 : x
  2. Step 2: Convert to fraction form
    6,807,487.43/9,394,665.92 = 3,828,128.67/x
  3. Step 3: Cross multiply
    6,807,487.43x = 9,394,665.92 × 3,828,128.67
  4. Step 4: Simplify right side
    6,807,487.43x = 35,963,989,934,283.28
  5. Step 5: Solve for x
    x = 35,963,989,934,283.28/6,807,487.43
  6. Step 6: Final answer
    x = 5,283,004.98

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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.