Home / 5,620,478.83-8,434,081.73-5,163,107.47

Finding the Fourth Proportional to 5,620,478.83, 8,434,081.73 and 5,163,107.47

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Solution

The fourth proportional to 5,620,478.83, 8,434,081.73 and 5,163,107.47 is: 7,747,750.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620,478.83 : 8,434,081.73 = 5,163,107.47 : x
  2. Step 2: Convert to fraction form
    5,620,478.83/8,434,081.73 = 5,163,107.47/x
  3. Step 3: Cross multiply
    5,620,478.83x = 8,434,081.73 × 5,163,107.47
  4. Step 4: Simplify right side
    5,620,478.83x = 43,546,070,374,576.09
  5. Step 5: Solve for x
    x = 43,546,070,374,576.09/5,620,478.83
  6. Step 6: Final answer
    x = 7,747,750.99

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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.