Home / 5,433,522.86-8,150,563.37-1,390,045.56

Finding the Fourth Proportional to 5,433,522.86, 8,150,563.37 and 1,390,045.56

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Solution

The fourth proportional to 5,433,522.86, 8,150,563.37 and 1,390,045.56 is: 2,085,139.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433,522.86 : 8,150,563.37 = 1,390,045.56 : x
  2. Step 2: Convert to fraction form
    5,433,522.86/8,150,563.37 = 1,390,045.56/x
  3. Step 3: Cross multiply
    5,433,522.86x = 8,150,563.37 × 1,390,045.56
  4. Step 4: Simplify right side
    5,433,522.86x = 11,329,654,396,877.64
  5. Step 5: Solve for x
    x = 11,329,654,396,877.64/5,433,522.86
  6. Step 6: Final answer
    x = 2,085,139.73

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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.