Home / 7,136,717.89-9,848,681.49-3,873,533.80

Finding the Fourth Proportional to 7,136,717.89, 9,848,681.49 and 3,873,533.80

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Solution

The fourth proportional to 7,136,717.89, 9,848,681.49 and 3,873,533.80 is: 5,345,482.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,717.89 : 9,848,681.49 = 3,873,533.80 : x
  2. Step 2: Convert to fraction form
    7,136,717.89/9,848,681.49 = 3,873,533.80/x
  3. Step 3: Cross multiply
    7,136,717.89x = 9,848,681.49 × 3,873,533.80
  4. Step 4: Simplify right side
    7,136,717.89x = 38,149,200,636,949.36
  5. Step 5: Solve for x
    x = 38,149,200,636,949.36/7,136,717.89
  6. Step 6: Final answer
    x = 5,345,482.51

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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.