Home / 12,764,822.40-19,147,233.60-3,789,374.40

Finding the Fourth Proportional to 12,764,822.40, 19,147,233.60 and 3,789,374.40

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Solution

The fourth proportional to 12,764,822.40, 19,147,233.60 and 3,789,374.40 is: 5,684,061.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,764,822.40 : 19,147,233.60 = 3,789,374.40 : x
  2. Step 2: Convert to fraction form
    12,764,822.40/19,147,233.60 = 3,789,374.40/x
  3. Step 3: Cross multiply
    12,764,822.40x = 19,147,233.60 × 3,789,374.40
  4. Step 4: Simplify right side
    12,764,822.40x = 72,556,036,834,659.84
  5. Step 5: Solve for x
    x = 72,556,036,834,659.84/12,764,822.40
  6. Step 6: Final answer
    x = 5,684,061.60

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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.