Home / 4,680,208.20-7,009,814.70-3,840,400.20

Finding the Fourth Proportional to 4,680,208.20, 7,009,814.70 and 3,840,400.20

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Solution

The fourth proportional to 4,680,208.20, 7,009,814.70 and 3,840,400.20 is: 5,751,986.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,208.20 : 7,009,814.70 = 3,840,400.20 : x
  2. Step 2: Convert to fraction form
    4,680,208.20/7,009,814.70 = 3,840,400.20/x
  3. Step 3: Cross multiply
    4,680,208.20x = 7,009,814.70 × 3,840,400.20
  4. Step 4: Simplify right side
    4,680,208.20x = 26,920,493,775,842.94
  5. Step 5: Solve for x
    x = 26,920,493,775,842.94/4,680,208.20
  6. Step 6: Final answer
    x = 5,751,986.37

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1.5x scale

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.