Home / 56,664,709.60-84,976,069.20-18,327,474.40

Finding the Fourth Proportional to 56,664,709.60, 84,976,069.20 and 18,327,474.40

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Solution

The fourth proportional to 56,664,709.60, 84,976,069.20 and 18,327,474.40 is: 27,484,420.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,664,709.60 : 84,976,069.20 = 18,327,474.40 : x
  2. Step 2: Convert to fraction form
    56,664,709.60/84,976,069.20 = 18,327,474.40/x
  3. Step 3: Cross multiply
    56,664,709.60x = 84,976,069.20 × 18,327,474.40
  4. Step 4: Simplify right side
    56,664,709.60x = 1,557,396,732,875,628.50
  5. Step 5: Solve for x
    x = 1,557,396,732,875,628.50/56,664,709.60
  6. Step 6: Final answer
    x = 27,484,420.97

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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.