Home / 7,160,629.84-9,882,510.64-4,021,409.44

Finding the Fourth Proportional to 7,160,629.84, 9,882,510.64 and 4,021,409.44

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Solution

The fourth proportional to 7,160,629.84, 9,882,510.64 and 4,021,409.44 is: 5,550,017.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,160,629.84 : 9,882,510.64 = 4,021,409.44 : x
  2. Step 2: Convert to fraction form
    7,160,629.84/9,882,510.64 = 4,021,409.44/x
  3. Step 3: Cross multiply
    7,160,629.84x = 9,882,510.64 × 4,021,409.44
  4. Step 4: Simplify right side
    7,160,629.84x = 39,741,621,578,596.45
  5. Step 5: Solve for x
    x = 39,741,621,578,596.45/7,160,629.84
  6. Step 6: Final answer
    x = 5,550,017.59

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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.