Home / 5,461,262.48-7,539,375.43-3,989,518.43

Finding the Fourth Proportional to 5,461,262.48, 7,539,375.43 and 3,989,518.43

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Solution

The fourth proportional to 5,461,262.48, 7,539,375.43 and 3,989,518.43 is: 5,507,605.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461,262.48 : 7,539,375.43 = 3,989,518.43 : x
  2. Step 2: Convert to fraction form
    5,461,262.48/7,539,375.43 = 3,989,518.43/x
  3. Step 3: Cross multiply
    5,461,262.48x = 7,539,375.43 × 3,989,518.43
  4. Step 4: Simplify right side
    5,461,262.48x = 30,078,477,228,674.18
  5. Step 5: Solve for x
    x = 30,078,477,228,674.18/5,461,262.48
  6. Step 6: Final answer
    x = 5,507,605.13

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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.