Home / 5,431,721.70-8,147,582.55-2,735,004.90

Finding the Fourth Proportional to 5,431,721.70, 8,147,582.55 and 2,735,004.90

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Solution

The fourth proportional to 5,431,721.70, 8,147,582.55 and 2,735,004.90 is: 4,102,507.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431,721.70 : 8,147,582.55 = 2,735,004.90 : x
  2. Step 2: Convert to fraction form
    5,431,721.70/8,147,582.55 = 2,735,004.90/x
  3. Step 3: Cross multiply
    5,431,721.70x = 8,147,582.55 × 2,735,004.90
  4. Step 4: Simplify right side
    5,431,721.70x = 22,283,678,197,404.49
  5. Step 5: Solve for x
    x = 22,283,678,197,404.49/5,431,721.70
  6. Step 6: Final answer
    x = 4,102,507.35

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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.