Home / 8,314,628.40-12,471,942.60-5,477,943.60

Finding the Fourth Proportional to 8,314,628.40, 12,471,942.60 and 5,477,943.60

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Solution

The fourth proportional to 8,314,628.40, 12,471,942.60 and 5,477,943.60 is: 8,216,915.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,314,628.40 : 12,471,942.60 = 5,477,943.60 : x
  2. Step 2: Convert to fraction form
    8,314,628.40/12,471,942.60 = 5,477,943.60/x
  3. Step 3: Cross multiply
    8,314,628.40x = 12,471,942.60 × 5,477,943.60
  4. Step 4: Simplify right side
    8,314,628.40x = 68,320,598,145,237.35
  5. Step 5: Solve for x
    x = 68,320,598,145,237.35/8,314,628.40
  6. Step 6: Final answer
    x = 8,216,915.40

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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.