Home / 31,091,043.56-42,905,716.26-17,340,898.28

Finding the Fourth Proportional to 31,091,043.56, 42,905,716.26 and 17,340,898.28

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Solution

The fourth proportional to 31,091,043.56, 42,905,716.26 and 17,340,898.28 is: 23,930,482.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,091,043.56 : 42,905,716.26 = 17,340,898.28 : x
  2. Step 2: Convert to fraction form
    31,091,043.56/42,905,716.26 = 17,340,898.28/x
  3. Step 3: Cross multiply
    31,091,043.56x = 42,905,716.26 × 17,340,898.28
  4. Step 4: Simplify right side
    31,091,043.56x = 744,023,661,295,202
  5. Step 5: Solve for x
    x = 744,023,661,295,202/31,091,043.56
  6. Step 6: Final answer
    x = 23,930,482.10

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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.