Home / 7,420,091.54-10,239,703.48-4,112,596.68

Finding the Fourth Proportional to 7,420,091.54, 10,239,703.48 and 4,112,596.68

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Solution

The fourth proportional to 7,420,091.54, 10,239,703.48 and 4,112,596.68 is: 5,675,370.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,420,091.54 : 10,239,703.48 = 4,112,596.68 : x
  2. Step 2: Convert to fraction form
    7,420,091.54/10,239,703.48 = 4,112,596.68/x
  3. Step 3: Cross multiply
    7,420,091.54x = 10,239,703.48 × 4,112,596.68
  4. Step 4: Simplify right side
    7,420,091.54x = 42,111,770,536,032.45
  5. Step 5: Solve for x
    x = 42,111,770,536,032.45/7,420,091.54
  6. Step 6: Final answer
    x = 5,675,370.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.