Home / 5,185,071.62-7,158,769.32-4,640,270.79

Finding the Fourth Proportional to 5,185,071.62, 7,158,769.32 and 4,640,270.79

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Solution

The fourth proportional to 5,185,071.62, 7,158,769.32 and 4,640,270.79 is: 6,406,590.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,071.62 : 7,158,769.32 = 4,640,270.79 : x
  2. Step 2: Convert to fraction form
    5,185,071.62/7,158,769.32 = 4,640,270.79/x
  3. Step 3: Cross multiply
    5,185,071.62x = 7,158,769.32 × 4,640,270.79
  4. Step 4: Simplify right side
    5,185,071.62x = 33,218,628,167,944.16
  5. Step 5: Solve for x
    x = 33,218,628,167,944.16/5,185,071.62
  6. Step 6: Final answer
    x = 6,406,590.03

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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.