Home / 8,323,409.70-12,397,346.54-7,949,956.37

Finding the Fourth Proportional to 8,323,409.70, 12,397,346.54 and 7,949,956.37

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Solution

The fourth proportional to 8,323,409.70, 12,397,346.54 and 7,949,956.37 is: 11,841,104.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323,409.70 : 12,397,346.54 = 7,949,956.37 : x
  2. Step 2: Convert to fraction form
    8,323,409.70/12,397,346.54 = 7,949,956.37/x
  3. Step 3: Cross multiply
    8,323,409.70x = 12,397,346.54 × 7,949,956.37
  4. Step 4: Simplify right side
    8,323,409.70x = 98,558,364,037,101.16
  5. Step 5: Solve for x
    x = 98,558,364,037,101.16/8,323,409.70
  6. Step 6: Final answer
    x = 11,841,104.49

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.