Home / 38,164,214.77-52,666,576.50-20,760,518.47

Finding the Fourth Proportional to 38,164,214.77, 52,666,576.50 and 20,760,518.47

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Solution

The fourth proportional to 38,164,214.77, 52,666,576.50 and 20,760,518.47 is: 28,649,493.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,164,214.77 : 52,666,576.50 = 20,760,518.47 : x
  2. Step 2: Convert to fraction form
    38,164,214.77/52,666,576.50 = 20,760,518.47/x
  3. Step 3: Cross multiply
    38,164,214.77x = 52,666,576.50 × 20,760,518.47
  4. Step 4: Simplify right side
    38,164,214.77x = 1,093,385,434,179,917.88
  5. Step 5: Solve for x
    x = 1,093,385,434,179,917.88/38,164,214.77
  6. Step 6: Final answer
    x = 28,649,493.79

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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.