Home / 20,182,189.32-27,851,007.06-11,014,829.64

Finding the Fourth Proportional to 20,182,189.32, 27,851,007.06 and 11,014,829.64

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Solution

The fourth proportional to 20,182,189.32, 27,851,007.06 and 11,014,829.64 is: 15,200,238.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,182,189.32 : 27,851,007.06 = 11,014,829.64 : x
  2. Step 2: Convert to fraction form
    20,182,189.32/27,851,007.06 = 11,014,829.64/x
  3. Step 3: Cross multiply
    20,182,189.32x = 27,851,007.06 × 11,014,829.64
  4. Step 4: Simplify right side
    20,182,189.32x = 306,774,098,068,337.25
  5. Step 5: Solve for x
    x = 306,774,098,068,337.25/20,182,189.32
  6. Step 6: Final answer
    x = 15,200,238.84

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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.