Home / 12,725,003.56-19,063,421.73-7,522,036.21

Finding the Fourth Proportional to 12,725,003.56, 19,063,421.73 and 7,522,036.21

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Solution

The fourth proportional to 12,725,003.56, 19,063,421.73 and 7,522,036.21 is: 11,268,817.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,725,003.56 : 19,063,421.73 = 7,522,036.21 : x
  2. Step 2: Convert to fraction form
    12,725,003.56/19,063,421.73 = 7,522,036.21/x
  3. Step 3: Cross multiply
    12,725,003.56x = 19,063,421.73 × 7,522,036.21
  4. Step 4: Simplify right side
    12,725,003.56x = 143,395,748,539,560.84
  5. Step 5: Solve for x
    x = 143,395,748,539,560.84/12,725,003.56
  6. Step 6: Final answer
    x = 11,268,817.95

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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.