Home / 14,261,212.28-19,680,918.44-8,066,137.77

Finding the Fourth Proportional to 14,261,212.28, 19,680,918.44 and 8,066,137.77

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Solution

The fourth proportional to 14,261,212.28, 19,680,918.44 and 8,066,137.77 is: 11,131,522.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261,212.28 : 19,680,918.44 = 8,066,137.77 : x
  2. Step 2: Convert to fraction form
    14,261,212.28/19,680,918.44 = 8,066,137.77/x
  3. Step 3: Cross multiply
    14,261,212.28x = 19,680,918.44 × 8,066,137.77
  4. Step 4: Simplify right side
    14,261,212.28x = 158,748,999,536,842.78
  5. Step 5: Solve for x
    x = 158,748,999,536,842.78/14,261,212.28
  6. Step 6: Final answer
    x = 11,131,522.09

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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.