Home / 19,581,956.66-29,362,797.95-8,789,964.59

Finding the Fourth Proportional to 19,581,956.66, 29,362,797.95 and 8,789,964.59

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Solution

The fourth proportional to 19,581,956.66, 29,362,797.95 and 8,789,964.59 is: 13,180,396.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,581,956.66 : 29,362,797.95 = 8,789,964.59 : x
  2. Step 2: Convert to fraction form
    19,581,956.66/29,362,797.95 = 8,789,964.59/x
  3. Step 3: Cross multiply
    19,581,956.66x = 29,362,797.95 × 8,789,964.59
  4. Step 4: Simplify right side
    19,581,956.66x = 258,097,954,273,281.75
  5. Step 5: Solve for x
    x = 258,097,954,273,281.75/19,581,956.66
  6. Step 6: Final answer
    x = 13,180,396.56

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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.