Home / 27,189,033.60-40,783,550.40-16,439,491.20

Finding the Fourth Proportional to 27,189,033.60, 40,783,550.40 and 16,439,491.20

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Solution

The fourth proportional to 27,189,033.60, 40,783,550.40 and 16,439,491.20 is: 24,659,236.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,189,033.60 : 40,783,550.40 = 16,439,491.20 : x
  2. Step 2: Convert to fraction form
    27,189,033.60/40,783,550.40 = 16,439,491.20/x
  3. Step 3: Cross multiply
    27,189,033.60x = 40,783,550.40 × 16,439,491.20
  4. Step 4: Simplify right side
    27,189,033.60x = 670,460,817,905,556.38
  5. Step 5: Solve for x
    x = 670,460,817,905,556.38/27,189,033.60
  6. Step 6: Final answer
    x = 24,659,236.80

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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.