Home / 5,418,955.22-7,478,975.85-3,459,670.52

Finding the Fourth Proportional to 5,418,955.22, 7,478,975.85 and 3,459,670.52

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Solution

The fourth proportional to 5,418,955.22, 7,478,975.85 and 3,459,670.52 is: 4,774,867.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418,955.22 : 7,478,975.85 = 3,459,670.52 : x
  2. Step 2: Convert to fraction form
    5,418,955.22/7,478,975.85 = 3,459,670.52/x
  3. Step 3: Cross multiply
    5,418,955.22x = 7,478,975.85 × 3,459,670.52
  4. Step 4: Simplify right side
    5,418,955.22x = 25,874,792,268,036.94
  5. Step 5: Solve for x
    x = 25,874,792,268,036.94/5,418,955.22
  6. Step 6: Final answer
    x = 4,774,867.33

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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.