Home / 15,747,633.18-21,731,734.10-8,504,289.18

Finding the Fourth Proportional to 15,747,633.18, 21,731,734.10 and 8,504,289.18

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Solution

The fourth proportional to 15,747,633.18, 21,731,734.10 and 8,504,289.18 is: 11,735,919.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,747,633.18 : 21,731,734.10 = 8,504,289.18 : x
  2. Step 2: Convert to fraction form
    15,747,633.18/21,731,734.10 = 8,504,289.18/x
  3. Step 3: Cross multiply
    15,747,633.18x = 21,731,734.10 × 8,504,289.18
  4. Step 4: Simplify right side
    15,747,633.18x = 184,812,951,169,267.03
  5. Step 5: Solve for x
    x = 184,812,951,169,267.03/15,747,633.18
  6. Step 6: Final answer
    x = 11,735,919.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.