Home / 4,003,655.58-5,525,047.62-2,168,128.32

Finding the Fourth Proportional to 4,003,655.58, 5,525,047.62 and 2,168,128.32

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Solution

The fourth proportional to 4,003,655.58, 5,525,047.62 and 2,168,128.32 is: 2,992,018.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003,655.58 : 5,525,047.62 = 2,168,128.32 : x
  2. Step 2: Convert to fraction form
    4,003,655.58/5,525,047.62 = 2,168,128.32/x
  3. Step 3: Cross multiply
    4,003,655.58x = 5,525,047.62 × 2,168,128.32
  4. Step 4: Simplify right side
    4,003,655.58x = 11,979,012,214,270.60
  5. Step 5: Solve for x
    x = 11,979,012,214,270.60/4,003,655.58
  6. Step 6: Final answer
    x = 2,992,018.66

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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.