Home / 26,277,731.20-39,389,769.60-17,758,928.80

Finding the Fourth Proportional to 26,277,731.20, 39,389,769.60 and 17,758,928.80

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Solution

The fourth proportional to 26,277,731.20, 39,389,769.60 and 17,758,928.80 is: 26,620,262.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,277,731.20 : 39,389,769.60 = 17,758,928.80 : x
  2. Step 2: Convert to fraction form
    26,277,731.20/39,389,769.60 = 17,758,928.80/x
  3. Step 3: Cross multiply
    26,277,731.20x = 39,389,769.60 × 17,758,928.80
  4. Step 4: Simplify right side
    26,277,731.20x = 699,520,113,774,804.50
  5. Step 5: Solve for x
    x = 699,520,113,774,804.50/26,277,731.20
  6. Step 6: Final answer
    x = 26,620,262.93

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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.