Home / 7,338,941.20-11,008,411.80-4,500,652.60

Finding the Fourth Proportional to 7,338,941.20, 11,008,411.80 and 4,500,652.60

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Solution

The fourth proportional to 7,338,941.20, 11,008,411.80 and 4,500,652.60 is: 6,750,978.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,941.20 : 11,008,411.80 = 4,500,652.60 : x
  2. Step 2: Convert to fraction form
    7,338,941.20/11,008,411.80 = 4,500,652.60/x
  3. Step 3: Cross multiply
    7,338,941.20x = 11,008,411.80 × 4,500,652.60
  4. Step 4: Simplify right side
    7,338,941.20x = 49,545,037,189,540.68
  5. Step 5: Solve for x
    x = 49,545,037,189,540.68/7,338,941.20
  6. Step 6: Final answer
    x = 6,750,978.90

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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.