Home / 6,570,076.12-9,855,138.39-2,021,093.40

Finding the Fourth Proportional to 6,570,076.12, 9,855,138.39 and 2,021,093.40

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Solution

The fourth proportional to 6,570,076.12, 9,855,138.39 and 2,021,093.40 is: 3,031,647.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,570,076.12 : 9,855,138.39 = 2,021,093.40 : x
  2. Step 2: Convert to fraction form
    6,570,076.12/9,855,138.39 = 2,021,093.40/x
  3. Step 3: Cross multiply
    6,570,076.12x = 9,855,138.39 × 2,021,093.40
  4. Step 4: Simplify right side
    6,570,076.12x = 19,918,155,156,115.62
  5. Step 5: Solve for x
    x = 19,918,155,156,115.62/6,570,076.12
  6. Step 6: Final answer
    x = 3,031,647.55

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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.