Home / 6,749,430.87-9,314,208.59-3,809,866.73

Finding the Fourth Proportional to 6,749,430.87, 9,314,208.59 and 3,809,866.73

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Solution

The fourth proportional to 6,749,430.87, 9,314,208.59 and 3,809,866.73 is: 5,257,612.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749,430.87 : 9,314,208.59 = 3,809,866.73 : x
  2. Step 2: Convert to fraction form
    6,749,430.87/9,314,208.59 = 3,809,866.73/x
  3. Step 3: Cross multiply
    6,749,430.87x = 9,314,208.59 × 3,809,866.73
  4. Step 4: Simplify right side
    6,749,430.87x = 35,485,893,357,700.84
  5. Step 5: Solve for x
    x = 35,485,893,357,700.84/6,749,430.87
  6. Step 6: Final answer
    x = 5,257,612.68

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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.