Home / 12,724,982.25-19,063,389.96-7,522,014.93

Finding the Fourth Proportional to 12,724,982.25, 19,063,389.96 and 7,522,014.93

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Solution

The fourth proportional to 12,724,982.25, 19,063,389.96 and 7,522,014.93 is: 11,268,786.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,724,982.25 : 19,063,389.96 = 7,522,014.93 : x
  2. Step 2: Convert to fraction form
    12,724,982.25/19,063,389.96 = 7,522,014.93/x
  3. Step 3: Cross multiply
    12,724,982.25x = 19,063,389.96 × 7,522,014.93
  4. Step 4: Simplify right side
    12,724,982.25x = 143,395,103,895,532.09
  5. Step 5: Solve for x
    x = 143,395,103,895,532.09/12,724,982.25
  6. Step 6: Final answer
    x = 11,268,786.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.