Home / 6,659,980.47-9,190,769.36-3,759,396.39

Finding the Fourth Proportional to 6,659,980.47, 9,190,769.36 and 3,759,396.39

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Solution

The fourth proportional to 6,659,980.47, 9,190,769.36 and 3,759,396.39 is: 5,187,964.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659,980.47 : 9,190,769.36 = 3,759,396.39 : x
  2. Step 2: Convert to fraction form
    6,659,980.47/9,190,769.36 = 3,759,396.39/x
  3. Step 3: Cross multiply
    6,659,980.47x = 9,190,769.36 × 3,759,396.39
  4. Step 4: Simplify right side
    6,659,980.47x = 34,551,745,134,509.63
  5. Step 5: Solve for x
    x = 34,551,745,134,509.63/6,659,980.47
  6. Step 6: Final answer
    x = 5,187,964.93

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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.