Home / 7,617,663.36-10,512,346.32-4,179,961.80

Finding the Fourth Proportional to 7,617,663.36, 10,512,346.32 and 4,179,961.80

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Solution

The fourth proportional to 7,617,663.36, 10,512,346.32 and 4,179,961.80 is: 5,768,331.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617,663.36 : 10,512,346.32 = 4,179,961.80 : x
  2. Step 2: Convert to fraction form
    7,617,663.36/10,512,346.32 = 4,179,961.80/x
  3. Step 3: Cross multiply
    7,617,663.36x = 10,512,346.32 × 4,179,961.80
  4. Step 4: Simplify right side
    7,617,663.36x = 43,941,206,045,970.58
  5. Step 5: Solve for x
    x = 43,941,206,045,970.58/7,617,663.36
  6. Step 6: Final answer
    x = 5,768,331.31

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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.