Home / 7,075,331.52-10,611,960.48-3,480,133.44

Finding the Fourth Proportional to 7,075,331.52, 10,611,960.48 and 3,480,133.44

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Solution

The fourth proportional to 7,075,331.52, 10,611,960.48 and 3,480,133.44 is: 5,219,690.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,075,331.52 : 10,611,960.48 = 3,480,133.44 : x
  2. Step 2: Convert to fraction form
    7,075,331.52/10,611,960.48 = 3,480,133.44/x
  3. Step 3: Cross multiply
    7,075,331.52x = 10,611,960.48 × 3,480,133.44
  4. Step 4: Simplify right side
    7,075,331.52x = 36,931,038,530,406.45
  5. Step 5: Solve for x
    x = 36,931,038,530,406.45/7,075,331.52
  6. Step 6: Final answer
    x = 5,219,690.19

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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.