Home / 9,791,835.39-13,512,112.61-5,440,667.67

Finding the Fourth Proportional to 9,791,835.39, 13,512,112.61 and 5,440,667.67

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Solution

The fourth proportional to 9,791,835.39, 13,512,112.61 and 5,440,667.67 is: 7,507,776.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,791,835.39 : 13,512,112.61 = 5,440,667.67 : x
  2. Step 2: Convert to fraction form
    9,791,835.39/13,512,112.61 = 5,440,667.67/x
  3. Step 3: Cross multiply
    9,791,835.39x = 13,512,112.61 × 5,440,667.67
  4. Step 4: Simplify right side
    9,791,835.39x = 73,514,914,203,422.98
  5. Step 5: Solve for x
    x = 73,514,914,203,422.98/9,791,835.39
  6. Step 6: Final answer
    x = 7,507,776.76

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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.