Home / 9,809,411.36-13,529,318.88-6,372,759.68

Finding the Fourth Proportional to 9,809,411.36, 13,529,318.88 and 6,372,759.68

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Solution

The fourth proportional to 9,809,411.36, 13,529,318.88 and 6,372,759.68 is: 8,789,426.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809,411.36 : 13,529,318.88 = 6,372,759.68 : x
  2. Step 2: Convert to fraction form
    9,809,411.36/13,529,318.88 = 6,372,759.68/x
  3. Step 3: Cross multiply
    9,809,411.36x = 13,529,318.88 × 6,372,759.68
  4. Step 4: Simplify right side
    9,809,411.36x = 86,219,097,856,326.77
  5. Step 5: Solve for x
    x = 86,219,097,856,326.77/9,809,411.36
  6. Step 6: Final answer
    x = 8,789,426.27

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Double scale
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1.5x scale

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.