Home / 26,571,505.60-39,857,258.40-7,405,220.80

Finding the Fourth Proportional to 26,571,505.60, 39,857,258.40 and 7,405,220.80

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Solution

The fourth proportional to 26,571,505.60, 39,857,258.40 and 7,405,220.80 is: 11,107,831.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,571,505.60 : 39,857,258.40 = 7,405,220.80 : x
  2. Step 2: Convert to fraction form
    26,571,505.60/39,857,258.40 = 7,405,220.80/x
  3. Step 3: Cross multiply
    26,571,505.60x = 39,857,258.40 × 7,405,220.80
  4. Step 4: Simplify right side
    26,571,505.60x = 295,151,798,934,654.69
  5. Step 5: Solve for x
    x = 295,151,798,934,654.69/26,571,505.60
  6. Step 6: Final answer
    x = 11,107,831.20

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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.