Home / 9,546,728.68-13,141,211.70-8,320,904.20

Finding the Fourth Proportional to 9,546,728.68, 13,141,211.70 and 8,320,904.20

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Solution

The fourth proportional to 9,546,728.68, 13,141,211.70 and 8,320,904.20 is: 11,453,846.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,546,728.68 : 13,141,211.70 = 8,320,904.20 : x
  2. Step 2: Convert to fraction form
    9,546,728.68/13,141,211.70 = 8,320,904.20/x
  3. Step 3: Cross multiply
    9,546,728.68x = 13,141,211.70 × 8,320,904.20
  4. Step 4: Simplify right side
    9,546,728.68x = 109,346,763,627,619.14
  5. Step 5: Solve for x
    x = 109,346,763,627,619.14/9,546,728.68
  6. Step 6: Final answer
    x = 11,453,846.37

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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.