Home / 5,514,302.80-8,271,454.20-3,990,838.60

Finding the Fourth Proportional to 5,514,302.80, 8,271,454.20 and 3,990,838.60

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Solution

The fourth proportional to 5,514,302.80, 8,271,454.20 and 3,990,838.60 is: 5,986,257.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514,302.80 : 8,271,454.20 = 3,990,838.60 : x
  2. Step 2: Convert to fraction form
    5,514,302.80/8,271,454.20 = 3,990,838.60/x
  3. Step 3: Cross multiply
    5,514,302.80x = 8,271,454.20 × 3,990,838.60
  4. Step 4: Simplify right side
    5,514,302.80x = 33,010,038,699,492.12
  5. Step 5: Solve for x
    x = 33,010,038,699,492.12/5,514,302.80
  6. Step 6: Final answer
    x = 5,986,257.90

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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.