Home / 7,136,890.51-9,848,645.05-3,873,635.69

Finding the Fourth Proportional to 7,136,890.51, 9,848,645.05 and 3,873,635.69

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Solution

The fourth proportional to 7,136,890.51, 9,848,645.05 and 3,873,635.69 is: 5,345,474.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,890.51 : 9,848,645.05 = 3,873,635.69 : x
  2. Step 2: Convert to fraction form
    7,136,890.51/9,848,645.05 = 3,873,635.69/x
  3. Step 3: Cross multiply
    7,136,890.51x = 9,848,645.05 × 3,873,635.69
  4. Step 4: Simplify right side
    7,136,890.51x = 38,150,062,963,821.84
  5. Step 5: Solve for x
    x = 38,150,062,963,821.84/7,136,890.51
  6. Step 6: Final answer
    x = 5,345,474.04

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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.