Home / 6,939,955.80-9,577,438.32-3,842,479.16

Finding the Fourth Proportional to 6,939,955.80, 9,577,438.32 and 3,842,479.16

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Solution

The fourth proportional to 6,939,955.80, 9,577,438.32 and 3,842,479.16 is: 5,302,786.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939,955.80 : 9,577,438.32 = 3,842,479.16 : x
  2. Step 2: Convert to fraction form
    6,939,955.80/9,577,438.32 = 3,842,479.16/x
  3. Step 3: Cross multiply
    6,939,955.80x = 9,577,438.32 × 3,842,479.16
  4. Step 4: Simplify right side
    6,939,955.80x = 36,801,107,150,785.41
  5. Step 5: Solve for x
    x = 36,801,107,150,785.41/6,939,955.80
  6. Step 6: Final answer
    x = 5,302,786.96

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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.