Home / 26,298,048.35-39,447,072.53-15,520,512.35

Finding the Fourth Proportional to 26,298,048.35, 39,447,072.53 and 15,520,512.35

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Solution

The fourth proportional to 26,298,048.35, 39,447,072.53 and 15,520,512.35 is: 23,280,768.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,298,048.35 : 39,447,072.53 = 15,520,512.35 : x
  2. Step 2: Convert to fraction form
    26,298,048.35/39,447,072.53 = 15,520,512.35/x
  3. Step 3: Cross multiply
    26,298,048.35x = 39,447,072.53 × 15,520,512.35
  4. Step 4: Simplify right side
    26,298,048.35x = 612,238,776,295,608.12
  5. Step 5: Solve for x
    x = 612,238,776,295,608.12/26,298,048.35
  6. Step 6: Final answer
    x = 23,280,768.53

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Similar ratio
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1.5x scale

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.