Home / 13,973,144.96-19,282,742.50-7,861,558.88

Finding the Fourth Proportional to 13,973,144.96, 19,282,742.50 and 7,861,558.88

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Solution

The fourth proportional to 13,973,144.96, 19,282,742.50 and 7,861,558.88 is: 10,848,840.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,973,144.96 : 19,282,742.50 = 7,861,558.88 : x
  2. Step 2: Convert to fraction form
    13,973,144.96/19,282,742.50 = 7,861,558.88/x
  3. Step 3: Cross multiply
    13,973,144.96x = 19,282,742.50 × 7,861,558.88
  4. Step 4: Simplify right side
    13,973,144.96x = 151,592,415,531,628.41
  5. Step 5: Solve for x
    x = 151,592,415,531,628.41/13,973,144.96
  6. Step 6: Final answer
    x = 10,848,840.11

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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.