Home / 6,673,767.80-9,209,872.07-3,920,571.26

Finding the Fourth Proportional to 6,673,767.80, 9,209,872.07 and 3,920,571.26

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Solution

The fourth proportional to 6,673,767.80, 9,209,872.07 and 3,920,571.26 is: 5,410,430.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,673,767.80 : 9,209,872.07 = 3,920,571.26 : x
  2. Step 2: Convert to fraction form
    6,673,767.80/9,209,872.07 = 3,920,571.26/x
  3. Step 3: Cross multiply
    6,673,767.80x = 9,209,872.07 × 3,920,571.26
  4. Step 4: Simplify right side
    6,673,767.80x = 36,107,959,803,364.40
  5. Step 5: Solve for x
    x = 36,107,959,803,364.40/6,673,767.80
  6. Step 6: Final answer
    x = 5,410,430.95

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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.