Home / 5,520,405.51-8,288,075.45-3,810,297.06

Finding the Fourth Proportional to 5,520,405.51, 8,288,075.45 and 3,810,297.06

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Solution

The fourth proportional to 5,520,405.51, 8,288,075.45 and 3,810,297.06 is: 5,720,599.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520,405.51 : 8,288,075.45 = 3,810,297.06 : x
  2. Step 2: Convert to fraction form
    5,520,405.51/8,288,075.45 = 3,810,297.06/x
  3. Step 3: Cross multiply
    5,520,405.51x = 8,288,075.45 × 3,810,297.06
  4. Step 4: Simplify right side
    5,520,405.51x = 31,580,029,529,718.92
  5. Step 5: Solve for x
    x = 31,580,029,529,718.92/5,520,405.51
  6. Step 6: Final answer
    x = 5,720,599.60

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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.