Home / 9,809,426.88-13,529,340.20-6,372,775.20

Finding the Fourth Proportional to 9,809,426.88, 13,529,340.20 and 6,372,775.20

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Solution

The fourth proportional to 9,809,426.88, 13,529,340.20 and 6,372,775.20 is: 8,789,447.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809,426.88 : 13,529,340.20 = 6,372,775.20 : x
  2. Step 2: Convert to fraction form
    9,809,426.88/13,529,340.20 = 6,372,775.20/x
  3. Step 3: Cross multiply
    9,809,426.88x = 13,529,340.20 × 6,372,775.20
  4. Step 4: Simplify right side
    9,809,426.88x = 86,219,443,698,923.03
  5. Step 5: Solve for x
    x = 86,219,443,698,923.03/9,809,426.88
  6. Step 6: Final answer
    x = 8,789,447.62

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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.