Home / 8,321,751.90-12,483,994.05-2,564,486.51

Finding the Fourth Proportional to 8,321,751.90, 12,483,994.05 and 2,564,486.51

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Solution

The fourth proportional to 8,321,751.90, 12,483,994.05 and 2,564,486.51 is: 3,847,150.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321,751.90 : 12,483,994.05 = 2,564,486.51 : x
  2. Step 2: Convert to fraction form
    8,321,751.90/12,483,994.05 = 2,564,486.51/x
  3. Step 3: Cross multiply
    8,321,751.90x = 12,483,994.05 × 2,564,486.51
  4. Step 4: Simplify right side
    8,321,751.90x = 32,015,034,269,725.30
  5. Step 5: Solve for x
    x = 32,015,034,269,725.30/8,321,751.90
  6. Step 6: Final answer
    x = 3,847,150.77

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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.