Home / 13,039,571.35-17,993,708.31-7,237,896.40

Finding the Fourth Proportional to 13,039,571.35, 17,993,708.31 and 7,237,896.40

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Solution

The fourth proportional to 13,039,571.35, 17,993,708.31 and 7,237,896.40 is: 9,987,797.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,039,571.35 : 17,993,708.31 = 7,237,896.40 : x
  2. Step 2: Convert to fraction form
    13,039,571.35/17,993,708.31 = 7,237,896.40/x
  3. Step 3: Cross multiply
    13,039,571.35x = 17,993,708.31 × 7,237,896.40
  4. Step 4: Simplify right side
    13,039,571.35x = 130,236,596,599,599.08
  5. Step 5: Solve for x
    x = 130,236,596,599,599.08/13,039,571.35
  6. Step 6: Final answer
    x = 9,987,797.38

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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.