Home / 5,263,999.60-7,895,999.40-5,180,018.80

Finding the Fourth Proportional to 5,263,999.60, 7,895,999.40 and 5,180,018.80

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Solution

The fourth proportional to 5,263,999.60, 7,895,999.40 and 5,180,018.80 is: 7,770,028.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263,999.60 : 7,895,999.40 = 5,180,018.80 : x
  2. Step 2: Convert to fraction form
    5,263,999.60/7,895,999.40 = 5,180,018.80/x
  3. Step 3: Cross multiply
    5,263,999.60x = 7,895,999.40 × 5,180,018.80
  4. Step 4: Simplify right side
    5,263,999.60x = 40,901,425,336,788.72
  5. Step 5: Solve for x
    x = 40,901,425,336,788.72/5,263,999.60
  6. Step 6: Final answer
    x = 7,770,028.20

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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.