Home / 26,237,809.40-39,364,086.90-12,775,076.60

Finding the Fourth Proportional to 26,237,809.40, 39,364,086.90 and 12,775,076.60

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Solution

The fourth proportional to 26,237,809.40, 39,364,086.90 and 12,775,076.60 is: 19,166,204.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,237,809.40 : 39,364,086.90 = 12,775,076.60 : x
  2. Step 2: Convert to fraction form
    26,237,809.40/39,364,086.90 = 12,775,076.60/x
  3. Step 3: Cross multiply
    26,237,809.40x = 39,364,086.90 × 12,775,076.60
  4. Step 4: Simplify right side
    26,237,809.40x = 502,879,225,436,556.50
  5. Step 5: Solve for x
    x = 502,879,225,436,556.50/26,237,809.40
  6. Step 6: Final answer
    x = 19,166,204.68

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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.