Home / 6,740,991.44-9,301,899.72-3,840,209.42

Finding the Fourth Proportional to 6,740,991.44, 9,301,899.72 and 3,840,209.42

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Solution

The fourth proportional to 6,740,991.44, 9,301,899.72 and 3,840,209.42 is: 5,299,108.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740,991.44 : 9,301,899.72 = 3,840,209.42 : x
  2. Step 2: Convert to fraction form
    6,740,991.44/9,301,899.72 = 3,840,209.42/x
  3. Step 3: Cross multiply
    6,740,991.44x = 9,301,899.72 × 3,840,209.42
  4. Step 4: Simplify right side
    6,740,991.44x = 35,721,242,928,639.37
  5. Step 5: Solve for x
    x = 35,721,242,928,639.37/6,740,991.44
  6. Step 6: Final answer
    x = 5,299,108.19

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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.