Home / 8,152,500.40-12,228,750.60-5,465,114.80

Finding the Fourth Proportional to 8,152,500.40, 12,228,750.60 and 5,465,114.80

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Solution

The fourth proportional to 8,152,500.40, 12,228,750.60 and 5,465,114.80 is: 8,197,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152,500.40 : 12,228,750.60 = 5,465,114.80 : x
  2. Step 2: Convert to fraction form
    8,152,500.40/12,228,750.60 = 5,465,114.80/x
  3. Step 3: Cross multiply
    8,152,500.40x = 12,228,750.60 × 5,465,114.80
  4. Step 4: Simplify right side
    8,152,500.40x = 66,831,525,889,568.88
  5. Step 5: Solve for x
    x = 66,831,525,889,568.88/8,152,500.40
  6. Step 6: Final answer
    x = 8,197,672.20

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1.5x scale

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.