Home / 7,921,733.92-11,884,128.48-3,372,699.36

Finding the Fourth Proportional to 7,921,733.92, 11,884,128.48 and 3,372,699.36

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Solution

The fourth proportional to 7,921,733.92, 11,884,128.48 and 3,372,699.36 is: 5,059,699.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,921,733.92 : 11,884,128.48 = 3,372,699.36 : x
  2. Step 2: Convert to fraction form
    7,921,733.92/11,884,128.48 = 3,372,699.36/x
  3. Step 3: Cross multiply
    7,921,733.92x = 11,884,128.48 × 3,372,699.36
  4. Step 4: Simplify right side
    7,921,733.92x = 40,081,592,518,653.77
  5. Step 5: Solve for x
    x = 40,081,592,518,653.77/7,921,733.92
  6. Step 6: Final answer
    x = 5,059,699.42

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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.