Home / 51,621,286.41-71,238,281.22-28,100,499.39

Finding the Fourth Proportional to 51,621,286.41, 71,238,281.22 and 28,100,499.39

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Solution

The fourth proportional to 51,621,286.41, 71,238,281.22 and 28,100,499.39 is: 38,779,182.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,621,286.41 : 71,238,281.22 = 28,100,499.39 : x
  2. Step 2: Convert to fraction form
    51,621,286.41/71,238,281.22 = 28,100,499.39/x
  3. Step 3: Cross multiply
    51,621,286.41x = 71,238,281.22 × 28,100,499.39
  4. Step 4: Simplify right side
    51,621,286.41x = 2,001,831,277,967,258.50
  5. Step 5: Solve for x
    x = 2,001,831,277,967,258.50/51,621,286.41
  6. Step 6: Final answer
    x = 38,779,182.33

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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.