Home / 7,911,412.96-10,917,964.56-4,474,168

Finding the Fourth Proportional to 7,911,412.96, 10,917,964.56 and 4,474,168

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Solution

The fourth proportional to 7,911,412.96, 10,917,964.56 and 4,474,168 is: 6,174,473.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,911,412.96 : 10,917,964.56 = 4,474,168 : x
  2. Step 2: Convert to fraction form
    7,911,412.96/10,917,964.56 = 4,474,168/x
  3. Step 3: Cross multiply
    7,911,412.96x = 10,917,964.56 × 4,474,168
  4. Step 4: Simplify right side
    7,911,412.96x = 48,848,807,659,486.09
  5. Step 5: Solve for x
    x = 48,848,807,659,486.09/7,911,412.96
  6. Step 6: Final answer
    x = 6,174,473.25

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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.