Home / 43,842,786.30-65,764,179.45-42,583,074.30

Finding the Fourth Proportional to 43,842,786.30, 65,764,179.45 and 42,583,074.30

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Solution

The fourth proportional to 43,842,786.30, 65,764,179.45 and 42,583,074.30 is: 63,874,611.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,842,786.30 : 65,764,179.45 = 42,583,074.30 : x
  2. Step 2: Convert to fraction form
    43,842,786.30/65,764,179.45 = 42,583,074.30/x
  3. Step 3: Cross multiply
    43,842,786.30x = 65,764,179.45 × 42,583,074.30
  4. Step 4: Simplify right side
    43,842,786.30x = 2,800,440,939,797,883
  5. Step 5: Solve for x
    x = 2,800,440,939,797,883/43,842,786.30
  6. Step 6: Final answer
    x = 63,874,611.45

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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.