Home / 5,647,740.15-7,793,941.80-3,069,421.05

Finding the Fourth Proportional to 5,647,740.15, 7,793,941.80 and 3,069,421.05

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Solution

The fourth proportional to 5,647,740.15, 7,793,941.80 and 3,069,421.05 is: 4,235,833.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,647,740.15 : 7,793,941.80 = 3,069,421.05 : x
  2. Step 2: Convert to fraction form
    5,647,740.15/7,793,941.80 = 3,069,421.05/x
  3. Step 3: Cross multiply
    5,647,740.15x = 7,793,941.80 × 3,069,421.05
  4. Step 4: Simplify right side
    5,647,740.15x = 23,922,889,023,394.89
  5. Step 5: Solve for x
    x = 23,922,889,023,394.89/5,647,740.15
  6. Step 6: Final answer
    x = 4,235,833.87

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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.