Home / 7,115,040.69-10,672,367.23-1,997,512.93

Finding the Fourth Proportional to 7,115,040.69, 10,672,367.23 and 1,997,512.93

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Solution

The fourth proportional to 7,115,040.69, 10,672,367.23 and 1,997,512.93 is: 2,996,214.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115,040.69 : 10,672,367.23 = 1,997,512.93 : x
  2. Step 2: Convert to fraction form
    7,115,040.69/10,672,367.23 = 1,997,512.93/x
  3. Step 3: Cross multiply
    7,115,040.69x = 10,672,367.23 × 1,997,512.93
  4. Step 4: Simplify right side
    7,115,040.69x = 21,318,191,535,633.29
  5. Step 5: Solve for x
    x = 21,318,191,535,633.29/7,115,040.69
  6. Step 6: Final answer
    x = 2,996,214.99

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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.