Home / 8,071,276.48-11,132,059.44-5,170,935.04

Finding the Fourth Proportional to 8,071,276.48, 11,132,059.44 and 5,170,935.04

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Solution

The fourth proportional to 8,071,276.48, 11,132,059.44 and 5,170,935.04 is: 7,131,852.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071,276.48 : 11,132,059.44 = 5,170,935.04 : x
  2. Step 2: Convert to fraction form
    8,071,276.48/11,132,059.44 = 5,170,935.04/x
  3. Step 3: Cross multiply
    8,071,276.48x = 11,132,059.44 × 5,170,935.04
  4. Step 4: Simplify right side
    8,071,276.48x = 57,563,156,225,658.77
  5. Step 5: Solve for x
    x = 57,563,156,225,658.77/8,071,276.48
  6. Step 6: Final answer
    x = 7,131,852.86

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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.