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Finding the Fourth Proportional to 4,268,223.55, 5,988,965.07 and 4,268,223.55

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Solution

The fourth proportional to 4,268,223.55, 5,988,965.07 and 4,268,223.55 is: 5,988,965.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268,223.55 : 5,988,965.07 = 4,268,223.55 : x
  2. Step 2: Convert to fraction form
    4,268,223.55/5,988,965.07 = 4,268,223.55/x
  3. Step 3: Cross multiply
    4,268,223.55x = 5,988,965.07 × 4,268,223.55
  4. Step 4: Simplify right side
    4,268,223.55x = 25,562,241,751,901.40
  5. Step 5: Solve for x
    x = 25,562,241,751,901.40/4,268,223.55
  6. Step 6: Final answer
    x = 5,988,965.07

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.