Home / 8,764,544.80-13,146,817.20-4,985,408.80

Finding the Fourth Proportional to 8,764,544.80, 13,146,817.20 and 4,985,408.80

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Solution

The fourth proportional to 8,764,544.80, 13,146,817.20 and 4,985,408.80 is: 7,478,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764,544.80 : 13,146,817.20 = 4,985,408.80 : x
  2. Step 2: Convert to fraction form
    8,764,544.80/13,146,817.20 = 4,985,408.80/x
  3. Step 3: Cross multiply
    8,764,544.80x = 13,146,817.20 × 4,985,408.80
  4. Step 4: Simplify right side
    8,764,544.80x = 65,542,258,160,871.35
  5. Step 5: Solve for x
    x = 65,542,258,160,871.35/8,764,544.80
  6. Step 6: Final answer
    x = 7,478,113.20

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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.