Home / 10,903,653.44-15,036,835.92-8,617,276.16

Finding the Fourth Proportional to 10,903,653.44, 15,036,835.92 and 8,617,276.16

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Solution

The fourth proportional to 10,903,653.44, 15,036,835.92 and 8,617,276.16 is: 11,883,775.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,903,653.44 : 15,036,835.92 = 8,617,276.16 : x
  2. Step 2: Convert to fraction form
    10,903,653.44/15,036,835.92 = 8,617,276.16/x
  3. Step 3: Cross multiply
    10,903,653.44x = 15,036,835.92 × 8,617,276.16
  4. Step 4: Simplify right side
    10,903,653.44x = 129,576,567,695,247.67
  5. Step 5: Solve for x
    x = 129,576,567,695,247.67/10,903,653.44
  6. Step 6: Final answer
    x = 11,883,775.32

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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.