Home / 6,481,330.07-9,721,998.36-1,689,007.19

Finding the Fourth Proportional to 6,481,330.07, 9,721,998.36 and 1,689,007.19

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Solution

The fourth proportional to 6,481,330.07, 9,721,998.36 and 1,689,007.19 is: 2,533,511.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,481,330.07 : 9,721,998.36 = 1,689,007.19 : x
  2. Step 2: Convert to fraction form
    6,481,330.07/9,721,998.36 = 1,689,007.19/x
  3. Step 3: Cross multiply
    6,481,330.07x = 9,721,998.36 × 1,689,007.19
  4. Step 4: Simplify right side
    6,481,330.07x = 16,420,525,082,598.22
  5. Step 5: Solve for x
    x = 16,420,525,082,598.22/6,481,330.07
  6. Step 6: Final answer
    x = 2,533,511.63

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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.