Home / 9,665,112.66-13,337,496.77-5,313,940.08

Finding the Fourth Proportional to 9,665,112.66, 13,337,496.77 and 5,313,940.08

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Solution

The fourth proportional to 9,665,112.66, 13,337,496.77 and 5,313,940.08 is: 7,333,040.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,665,112.66 : 13,337,496.77 = 5,313,940.08 : x
  2. Step 2: Convert to fraction form
    9,665,112.66/13,337,496.77 = 5,313,940.08/x
  3. Step 3: Cross multiply
    9,665,112.66x = 13,337,496.77 × 5,313,940.08
  4. Step 4: Simplify right side
    9,665,112.66x = 70,874,658,626,403.84
  5. Step 5: Solve for x
    x = 70,874,658,626,403.84/9,665,112.66
  6. Step 6: Final answer
    x = 7,333,040.09

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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.