Home / 7,619,238.81-10,514,203.07-4,181,411.61

Finding the Fourth Proportional to 7,619,238.81, 10,514,203.07 and 4,181,411.61

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Solution

The fourth proportional to 7,619,238.81, 10,514,203.07 and 4,181,411.61 is: 5,770,157.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619,238.81 : 10,514,203.07 = 4,181,411.61 : x
  2. Step 2: Convert to fraction form
    7,619,238.81/10,514,203.07 = 4,181,411.61/x
  3. Step 3: Cross multiply
    7,619,238.81x = 10,514,203.07 × 4,181,411.61
  4. Step 4: Simplify right side
    7,619,238.81x = 43,964,210,765,888.58
  5. Step 5: Solve for x
    x = 43,964,210,765,888.58/7,619,238.81
  6. Step 6: Final answer
    x = 5,770,157.87

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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.