Home / 7,617,805.12-10,512,427.44-4,180,016.16

Finding the Fourth Proportional to 7,617,805.12, 10,512,427.44 and 4,180,016.16

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Solution

The fourth proportional to 7,617,805.12, 10,512,427.44 and 4,180,016.16 is: 5,768,343.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617,805.12 : 10,512,427.44 = 4,180,016.16 : x
  2. Step 2: Convert to fraction form
    7,617,805.12/10,512,427.44 = 4,180,016.16/x
  3. Step 3: Cross multiply
    7,617,805.12x = 10,512,427.44 × 4,180,016.16
  4. Step 4: Simplify right side
    7,617,805.12x = 43,942,116,580,027.43
  5. Step 5: Solve for x
    x = 43,942,116,580,027.43/7,617,805.12
  6. Step 6: Final answer
    x = 5,768,343.49

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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.