Home / 7,169,672.34-10,758,992.64-2,909,840.58

Finding the Fourth Proportional to 7,169,672.34, 10,758,992.64 and 2,909,840.58

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Solution

The fourth proportional to 7,169,672.34, 10,758,992.64 and 2,909,840.58 is: 4,366,580.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169,672.34 : 10,758,992.64 = 2,909,840.58 : x
  2. Step 2: Convert to fraction form
    7,169,672.34/10,758,992.64 = 2,909,840.58/x
  3. Step 3: Cross multiply
    7,169,672.34x = 10,758,992.64 × 2,909,840.58
  4. Step 4: Simplify right side
    7,169,672.34x = 31,306,953,383,793.33
  5. Step 5: Solve for x
    x = 31,306,953,383,793.33/7,169,672.34
  6. Step 6: Final answer
    x = 4,366,580.77

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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.