Home / 7,380,271.80-11,066,471.10-3,115,621.80

Finding the Fourth Proportional to 7,380,271.80, 11,066,471.10 and 3,115,621.80

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Solution

The fourth proportional to 7,380,271.80, 11,066,471.10 and 3,115,621.80 is: 4,671,770.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,271.80 : 11,066,471.10 = 3,115,621.80 : x
  2. Step 2: Convert to fraction form
    7,380,271.80/11,066,471.10 = 3,115,621.80/x
  3. Step 3: Cross multiply
    7,380,271.80x = 11,066,471.10 × 3,115,621.80
  4. Step 4: Simplify right side
    7,380,271.80x = 34,478,938,608,229.98
  5. Step 5: Solve for x
    x = 34,478,938,608,229.98/7,380,271.80
  6. Step 6: Final answer
    x = 4,671,770.84

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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.