Home / 27,317,334.80-40,978,075.80-8,146,595.60

Finding the Fourth Proportional to 27,317,334.80, 40,978,075.80 and 8,146,595.60

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Solution

The fourth proportional to 27,317,334.80, 40,978,075.80 and 8,146,595.60 is: 12,220,511.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,317,334.80 : 40,978,075.80 = 8,146,595.60 : x
  2. Step 2: Convert to fraction form
    27,317,334.80/40,978,075.80 = 8,146,595.60/x
  3. Step 3: Cross multiply
    27,317,334.80x = 40,978,075.80 × 8,146,595.60
  4. Step 4: Simplify right side
    27,317,334.80x = 333,831,812,008,746.44
  5. Step 5: Solve for x
    x = 333,831,812,008,746.44/27,317,334.80
  6. Step 6: Final answer
    x = 12,220,511.79

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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.