Home / 7,136,528.77-9,848,418.93-3,873,343.12

Finding the Fourth Proportional to 7,136,528.77, 9,848,418.93 and 3,873,343.12

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Solution

The fourth proportional to 7,136,528.77, 9,848,418.93 and 3,873,343.12 is: 5,345,218.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,528.77 : 9,848,418.93 = 3,873,343.12 : x
  2. Step 2: Convert to fraction form
    7,136,528.77/9,848,418.93 = 3,873,343.12/x
  3. Step 3: Cross multiply
    7,136,528.77x = 9,848,418.93 × 3,873,343.12
  4. Step 4: Simplify right side
    7,136,528.77x = 38,146,305,705,393.26
  5. Step 5: Solve for x
    x = 38,146,305,705,393.26/7,136,528.77
  6. Step 6: Final answer
    x = 5,345,218.51

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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.