Home / 7,007,923.82-9,668,670.36-3,909,944.90

Finding the Fourth Proportional to 7,007,923.82, 9,668,670.36 and 3,909,944.90

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Solution

The fourth proportional to 7,007,923.82, 9,668,670.36 and 3,909,944.90 is: 5,394,460.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007,923.82 : 9,668,670.36 = 3,909,944.90 : x
  2. Step 2: Convert to fraction form
    7,007,923.82/9,668,670.36 = 3,909,944.90/x
  3. Step 3: Cross multiply
    7,007,923.82x = 9,668,670.36 × 3,909,944.90
  4. Step 4: Simplify right side
    7,007,923.82x = 37,803,968,363,863.16
  5. Step 5: Solve for x
    x = 37,803,968,363,863.16/7,007,923.82
  6. Step 6: Final answer
    x = 5,394,460.52

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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.