Home / 7,664,512.20-11,486,999.70-4,072,000.20

Finding the Fourth Proportional to 7,664,512.20, 11,486,999.70 and 4,072,000.20

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Solution

The fourth proportional to 7,664,512.20, 11,486,999.70 and 4,072,000.20 is: 6,102,810.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664,512.20 : 11,486,999.70 = 4,072,000.20 : x
  2. Step 2: Convert to fraction form
    7,664,512.20/11,486,999.70 = 4,072,000.20/x
  3. Step 3: Cross multiply
    7,664,512.20x = 11,486,999.70 × 4,072,000.20
  4. Step 4: Simplify right side
    7,664,512.20x = 46,775,065,075,799.94
  5. Step 5: Solve for x
    x = 46,775,065,075,799.94/7,664,512.20
  6. Step 6: Final answer
    x = 6,102,810.44

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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.