Home / 5,390,076.10-8,085,114.15-2,193,556.90

Finding the Fourth Proportional to 5,390,076.10, 8,085,114.15 and 2,193,556.90

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Solution

The fourth proportional to 5,390,076.10, 8,085,114.15 and 2,193,556.90 is: 3,290,335.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,076.10 : 8,085,114.15 = 2,193,556.90 : x
  2. Step 2: Convert to fraction form
    5,390,076.10/8,085,114.15 = 2,193,556.90/x
  3. Step 3: Cross multiply
    5,390,076.10x = 8,085,114.15 × 2,193,556.90
  4. Step 4: Simplify right side
    5,390,076.10x = 17,735,157,931,020.14
  5. Step 5: Solve for x
    x = 17,735,157,931,020.14/5,390,076.10
  6. Step 6: Final answer
    x = 3,290,335.35

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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.