Home / 7,075,115.20-10,603,487.40-3,280,524.40

Finding the Fourth Proportional to 7,075,115.20, 10,603,487.40 and 3,280,524.40

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Solution

The fourth proportional to 7,075,115.20, 10,603,487.40 and 3,280,524.40 is: 4,916,527.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,075,115.20 : 10,603,487.40 = 3,280,524.40 : x
  2. Step 2: Convert to fraction form
    7,075,115.20/10,603,487.40 = 3,280,524.40/x
  3. Step 3: Cross multiply
    7,075,115.20x = 10,603,487.40 × 3,280,524.40
  4. Step 4: Simplify right side
    7,075,115.20x = 34,784,999,140,792.56
  5. Step 5: Solve for x
    x = 34,784,999,140,792.56/7,075,115.20
  6. Step 6: Final answer
    x = 4,916,527.60

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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.