Home / 9,672,157.20-13,347,576.47-5,321,150.09

Finding the Fourth Proportional to 9,672,157.20, 13,347,576.47 and 5,321,150.09

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Solution

The fourth proportional to 9,672,157.20, 13,347,576.47 and 5,321,150.09 is: 7,343,186.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,672,157.20 : 13,347,576.47 = 5,321,150.09 : x
  2. Step 2: Convert to fraction form
    9,672,157.20/13,347,576.47 = 5,321,150.09/x
  3. Step 3: Cross multiply
    9,672,157.20x = 13,347,576.47 × 5,321,150.09
  4. Step 4: Simplify right side
    9,672,157.20x = 71,024,457,678,732.33
  5. Step 5: Solve for x
    x = 71,024,457,678,732.33/9,672,157.20
  6. Step 6: Final answer
    x = 7,343,186.86

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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.