Home / 7,682,838.79-10,602,189.46-4,198,101.01

Finding the Fourth Proportional to 7,682,838.79, 10,602,189.46 and 4,198,101.01

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Solution

The fourth proportional to 7,682,838.79, 10,602,189.46 and 4,198,101.01 is: 5,793,309.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,682,838.79 : 10,602,189.46 = 4,198,101.01 : x
  2. Step 2: Convert to fraction form
    7,682,838.79/10,602,189.46 = 4,198,101.01/x
  3. Step 3: Cross multiply
    7,682,838.79x = 10,602,189.46 × 4,198,101.01
  4. Step 4: Simplify right side
    7,682,838.79x = 44,509,062,280,237.36
  5. Step 5: Solve for x
    x = 44,509,062,280,237.36/7,682,838.79
  6. Step 6: Final answer
    x = 5,793,309.41

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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.