Home / 7,790,639.88-11,686,125.87-2,673,047.55

Finding the Fourth Proportional to 7,790,639.88, 11,686,125.87 and 2,673,047.55

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Solution

The fourth proportional to 7,790,639.88, 11,686,125.87 and 2,673,047.55 is: 4,009,628.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,790,639.88 : 11,686,125.87 = 2,673,047.55 : x
  2. Step 2: Convert to fraction form
    7,790,639.88/11,686,125.87 = 2,673,047.55/x
  3. Step 3: Cross multiply
    7,790,639.88x = 11,686,125.87 × 2,673,047.55
  4. Step 4: Simplify right side
    7,790,639.88x = 31,237,570,125,795.11
  5. Step 5: Solve for x
    x = 31,237,570,125,795.11/7,790,639.88
  6. Step 6: Final answer
    x = 4,009,628.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.