Home / 35,347,603.21-52,907,992.45-18,911,771.57

Finding the Fourth Proportional to 35,347,603.21, 52,907,992.45 and 18,911,771.57

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Solution

The fourth proportional to 35,347,603.21, 52,907,992.45 and 18,911,771.57 is: 28,306,979.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,347,603.21 : 52,907,992.45 = 18,911,771.57 : x
  2. Step 2: Convert to fraction form
    35,347,603.21/52,907,992.45 = 18,911,771.57/x
  3. Step 3: Cross multiply
    35,347,603.21x = 52,907,992.45 × 18,911,771.57
  4. Step 4: Simplify right side
    35,347,603.21x = 1,000,583,867,441,684.75
  5. Step 5: Solve for x
    x = 1,000,583,867,441,684.75/35,347,603.21
  6. Step 6: Final answer
    x = 28,306,979.16

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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.