Home / 13,757,727.09-18,985,724.73-7,563,172.84

Finding the Fourth Proportional to 13,757,727.09, 18,985,724.73 and 7,563,172.84

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Solution

The fourth proportional to 13,757,727.09, 18,985,724.73 and 7,563,172.84 is: 10,437,212.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,757,727.09 : 18,985,724.73 = 7,563,172.84 : x
  2. Step 2: Convert to fraction form
    13,757,727.09/18,985,724.73 = 7,563,172.84/x
  3. Step 3: Cross multiply
    13,757,727.09x = 18,985,724.73 × 7,563,172.84
  4. Step 4: Simplify right side
    13,757,727.09x = 143,592,317,578,188.03
  5. Step 5: Solve for x
    x = 143,592,317,578,188.03/13,757,727.09
  6. Step 6: Final answer
    x = 10,437,212.24

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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.