Home / 7,403,920.40-11,097,586.20-4,210,576.40

Finding the Fourth Proportional to 7,403,920.40, 11,097,586.20 and 4,210,576.40

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Solution

The fourth proportional to 7,403,920.40, 11,097,586.20 and 4,210,576.40 is: 6,311,147.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403,920.40 : 11,097,586.20 = 4,210,576.40 : x
  2. Step 2: Convert to fraction form
    7,403,920.40/11,097,586.20 = 4,210,576.40/x
  3. Step 3: Cross multiply
    7,403,920.40x = 11,097,586.20 × 4,210,576.40
  4. Step 4: Simplify right side
    7,403,920.40x = 46,727,234,550,685.68
  5. Step 5: Solve for x
    x = 46,727,234,550,685.68/7,403,920.40
  6. Step 6: Final answer
    x = 6,311,147.61

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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.