Home / 51,686,798.78-71,328,260.61-28,482,756.09

Finding the Fourth Proportional to 51,686,798.78, 71,328,260.61 and 28,482,756.09

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Solution

The fourth proportional to 51,686,798.78, 71,328,260.61 and 28,482,756.09 is: 39,306,466.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,686,798.78 : 71,328,260.61 = 28,482,756.09 : x
  2. Step 2: Convert to fraction form
    51,686,798.78/71,328,260.61 = 28,482,756.09/x
  3. Step 3: Cross multiply
    51,686,798.78x = 71,328,260.61 × 28,482,756.09
  4. Step 4: Simplify right side
    51,686,798.78x = 2,031,625,449,278,584.50
  5. Step 5: Solve for x
    x = 2,031,625,449,278,584.50/51,686,798.78
  6. Step 6: Final answer
    x = 39,306,466.98

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.