Home / 6,603,112.80-9,892,859.40-4,075,815.60

Finding the Fourth Proportional to 6,603,112.80, 9,892,859.40 and 4,075,815.60

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Solution

The fourth proportional to 6,603,112.80, 9,892,859.40 and 4,075,815.60 is: 6,106,433.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603,112.80 : 9,892,859.40 = 4,075,815.60 : x
  2. Step 2: Convert to fraction form
    6,603,112.80/9,892,859.40 = 4,075,815.60/x
  3. Step 3: Cross multiply
    6,603,112.80x = 9,892,859.40 × 4,075,815.60
  4. Step 4: Simplify right side
    6,603,112.80x = 40,321,470,671,126.64
  5. Step 5: Solve for x
    x = 40,321,470,671,126.64/6,603,112.80
  6. Step 6: Final answer
    x = 6,106,433.72

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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.