Home / 31,571,280.95-43,544,360.38-27,168,427.59

Finding the Fourth Proportional to 31,571,280.95, 43,544,360.38 and 27,168,427.59

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Solution

The fourth proportional to 31,571,280.95, 43,544,360.38 and 27,168,427.59 is: 37,471,770.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,571,280.95 : 43,544,360.38 = 27,168,427.59 : x
  2. Step 2: Convert to fraction form
    31,571,280.95/43,544,360.38 = 27,168,427.59/x
  3. Step 3: Cross multiply
    31,571,280.95x = 43,544,360.38 × 27,168,427.59
  4. Step 4: Simplify right side
    31,571,280.95x = 1,183,031,801,699,297.75
  5. Step 5: Solve for x
    x = 1,183,031,801,699,297.75/31,571,280.95
  6. Step 6: Final answer
    x = 37,471,770.74

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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.