Home / 5,191,462.08-7,164,362.07-2,868,504.21

Finding the Fourth Proportional to 5,191,462.08, 7,164,362.07 and 2,868,504.21

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Solution

The fourth proportional to 5,191,462.08, 7,164,362.07 and 2,868,504.21 is: 3,958,615.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,191,462.08 : 7,164,362.07 = 2,868,504.21 : x
  2. Step 2: Convert to fraction form
    5,191,462.08/7,164,362.07 = 2,868,504.21/x
  3. Step 3: Cross multiply
    5,191,462.08x = 7,164,362.07 × 2,868,504.21
  4. Step 4: Simplify right side
    5,191,462.08x = 20,551,002,759,759.32
  5. Step 5: Solve for x
    x = 20,551,002,759,759.32/5,191,462.08
  6. Step 6: Final answer
    x = 3,958,615.60

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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.