Home / 43,946,874.40-65,787,601.20-38,638,458.40

Finding the Fourth Proportional to 43,946,874.40, 65,787,601.20 and 38,638,458.40

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Solution

The fourth proportional to 43,946,874.40, 65,787,601.20 and 38,638,458.40 is: 57,841,007.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,946,874.40 : 65,787,601.20 = 38,638,458.40 : x
  2. Step 2: Convert to fraction form
    43,946,874.40/65,787,601.20 = 38,638,458.40/x
  3. Step 3: Cross multiply
    43,946,874.40x = 65,787,601.20 × 38,638,458.40
  4. Step 4: Simplify right side
    43,946,874.40x = 2,541,931,492,201,990
  5. Step 5: Solve for x
    x = 2,541,931,492,201,990/43,946,874.40
  6. Step 6: Final answer
    x = 57,841,007.51

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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.