Home / 6,141,986.55-8,475,971.13-3,388,673.79

Finding the Fourth Proportional to 6,141,986.55, 8,475,971.13 and 3,388,673.79

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Solution

The fourth proportional to 6,141,986.55, 8,475,971.13 and 3,388,673.79 is: 4,676,386.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,141,986.55 : 8,475,971.13 = 3,388,673.79 : x
  2. Step 2: Convert to fraction form
    6,141,986.55/8,475,971.13 = 3,388,673.79/x
  3. Step 3: Cross multiply
    6,141,986.55x = 8,475,971.13 × 3,388,673.79
  4. Step 4: Simplify right side
    6,141,986.55x = 28,722,301,213,027.69
  5. Step 5: Solve for x
    x = 28,722,301,213,027.69/6,141,986.55
  6. Step 6: Final answer
    x = 4,676,386.21

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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.