Home / 26,529,548.60-39,836,313.30-20,147,007.80

Finding the Fourth Proportional to 26,529,548.60, 39,836,313.30 and 20,147,007.80

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Solution

The fourth proportional to 26,529,548.60, 39,836,313.30 and 20,147,007.80 is: 30,252,399.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,529,548.60 : 39,836,313.30 = 20,147,007.80 : x
  2. Step 2: Convert to fraction form
    26,529,548.60/39,836,313.30 = 20,147,007.80/x
  3. Step 3: Cross multiply
    26,529,548.60x = 39,836,313.30 × 20,147,007.80
  4. Step 4: Simplify right side
    26,529,548.60x = 802,582,514,778,343.75
  5. Step 5: Solve for x
    x = 802,582,514,778,343.75/26,529,548.60
  6. Step 6: Final answer
    x = 30,252,399.95

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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.