Home / 28,925,561.50-43,400,508.45-18,004,880.68

Finding the Fourth Proportional to 28,925,561.50, 43,400,508.45 and 18,004,880.68

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Solution

The fourth proportional to 28,925,561.50, 43,400,508.45 and 18,004,880.68 is: 27,014,893.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,925,561.50 : 43,400,508.45 = 18,004,880.68 : x
  2. Step 2: Convert to fraction form
    28,925,561.50/43,400,508.45 = 18,004,880.68/x
  3. Step 3: Cross multiply
    28,925,561.50x = 43,400,508.45 × 18,004,880.68
  4. Step 4: Simplify right side
    28,925,561.50x = 781,420,976,093,581.75
  5. Step 5: Solve for x
    x = 781,420,976,093,581.75/28,925,561.50
  6. Step 6: Final answer
    x = 27,014,893.94

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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.