Home / 14,640,262.74-20,203,564.48-8,114,313.52

Finding the Fourth Proportional to 14,640,262.74, 20,203,564.48 and 8,114,313.52

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Solution

The fourth proportional to 14,640,262.74, 20,203,564.48 and 8,114,313.52 is: 11,197,753.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,640,262.74 : 20,203,564.48 = 8,114,313.52 : x
  2. Step 2: Convert to fraction form
    14,640,262.74/20,203,564.48 = 8,114,313.52/x
  3. Step 3: Cross multiply
    14,640,262.74x = 20,203,564.48 × 8,114,313.52
  4. Step 4: Simplify right side
    14,640,262.74x = 163,938,056,412,255.75
  5. Step 5: Solve for x
    x = 163,938,056,412,255.75/14,640,262.74
  6. Step 6: Final answer
    x = 11,197,753.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.