Home / 51,939,206.96-71,676,175.38-28,419,953.36

Finding the Fourth Proportional to 51,939,206.96, 71,676,175.38 and 28,419,953.36

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Solution

The fourth proportional to 51,939,206.96, 71,676,175.38 and 28,419,953.36 is: 39,219,573.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,939,206.96 : 71,676,175.38 = 28,419,953.36 : x
  2. Step 2: Convert to fraction form
    51,939,206.96/71,676,175.38 = 28,419,953.36/x
  3. Step 3: Cross multiply
    51,939,206.96x = 71,676,175.38 × 28,419,953.36
  4. Step 4: Simplify right side
    51,939,206.96x = 2,037,033,561,322,780
  5. Step 5: Solve for x
    x = 2,037,033,561,322,780/51,939,206.96
  6. Step 6: Final answer
    x = 39,219,573.82

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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.