Home / 7,136,630.48-9,848,579.64-3,873,449.90

Finding the Fourth Proportional to 7,136,630.48, 9,848,579.64 and 3,873,449.90

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Solution

The fourth proportional to 7,136,630.48, 9,848,579.64 and 3,873,449.90 is: 5,345,376.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,630.48 : 9,848,579.64 = 3,873,449.90 : x
  2. Step 2: Convert to fraction form
    7,136,630.48/9,848,579.64 = 3,873,449.90/x
  3. Step 3: Cross multiply
    7,136,630.48x = 9,848,579.64 × 3,873,449.90
  4. Step 4: Simplify right side
    7,136,630.48x = 38,147,979,821,700.04
  5. Step 5: Solve for x
    x = 38,147,979,821,700.04/7,136,630.48
  6. Step 6: Final answer
    x = 5,345,376.92

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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.