Home / 57,806,785.13-79,766,031.56-31,694,431.59

Finding the Fourth Proportional to 57,806,785.13, 79,766,031.56 and 31,694,431.59

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Solution

The fourth proportional to 57,806,785.13, 79,766,031.56 and 31,694,431.59 is: 43,734,295.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,806,785.13 : 79,766,031.56 = 31,694,431.59 : x
  2. Step 2: Convert to fraction form
    57,806,785.13/79,766,031.56 = 31,694,431.59/x
  3. Step 3: Cross multiply
    57,806,785.13x = 79,766,031.56 × 31,694,431.59
  4. Step 4: Simplify right side
    57,806,785.13x = 2,528,139,030,325,729
  5. Step 5: Solve for x
    x = 2,528,139,030,325,729/57,806,785.13
  6. Step 6: Final answer
    x = 43,734,295.63

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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.