Home / 8,819,655.56-13,224,333.52-3,422,001.86

Finding the Fourth Proportional to 8,819,655.56, 13,224,333.52 and 3,422,001.86

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Solution

The fourth proportional to 8,819,655.56, 13,224,333.52 and 3,422,001.86 is: 5,131,004.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,819,655.56 : 13,224,333.52 = 3,422,001.86 : x
  2. Step 2: Convert to fraction form
    8,819,655.56/13,224,333.52 = 3,422,001.86/x
  3. Step 3: Cross multiply
    8,819,655.56x = 13,224,333.52 × 3,422,001.86
  4. Step 4: Simplify right side
    8,819,655.56x = 45,253,693,902,700.34
  5. Step 5: Solve for x
    x = 45,253,693,902,700.34/8,819,655.56
  6. Step 6: Final answer
    x = 5,131,004.67

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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.