Home / 6,790,040.90-9,394,930.41-5,920,688.40

Finding the Fourth Proportional to 6,790,040.90, 9,394,930.41 and 5,920,688.40

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Solution

The fourth proportional to 6,790,040.90, 9,394,930.41 and 5,920,688.40 is: 8,192,064.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790,040.90 : 9,394,930.41 = 5,920,688.40 : x
  2. Step 2: Convert to fraction form
    6,790,040.90/9,394,930.41 = 5,920,688.40/x
  3. Step 3: Cross multiply
    6,790,040.90x = 9,394,930.41 × 5,920,688.40
  4. Step 4: Simplify right side
    6,790,040.90x = 55,624,455,497,294.25
  5. Step 5: Solve for x
    x = 55,624,455,497,294.25/6,790,040.90
  6. Step 6: Final answer
    x = 8,192,064.87

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1.5x scale

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.