Home / 27,943,157.96-38,545,213.64-18,160,118

Finding the Fourth Proportional to 27,943,157.96, 38,545,213.64 and 18,160,118

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Solution

The fourth proportional to 27,943,157.96, 38,545,213.64 and 18,160,118 is: 25,050,340.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,943,157.96 : 38,545,213.64 = 18,160,118 : x
  2. Step 2: Convert to fraction form
    27,943,157.96/38,545,213.64 = 18,160,118/x
  3. Step 3: Cross multiply
    27,943,157.96x = 38,545,213.64 × 18,160,118
  4. Step 4: Simplify right side
    27,943,157.96x = 699,985,628,037,609.50
  5. Step 5: Solve for x
    x = 699,985,628,037,609.50/27,943,157.96
  6. Step 6: Final answer
    x = 25,050,340.73

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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.