Home / 17,890,458.81-26,835,921.45-5,111,380.41

Finding the Fourth Proportional to 17,890,458.81, 26,835,921.45 and 5,111,380.41

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Solution

The fourth proportional to 17,890,458.81, 26,835,921.45 and 5,111,380.41 is: 7,667,137.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,890,458.81 : 26,835,921.45 = 5,111,380.41 : x
  2. Step 2: Convert to fraction form
    17,890,458.81/26,835,921.45 = 5,111,380.41/x
  3. Step 3: Cross multiply
    17,890,458.81x = 26,835,921.45 × 5,111,380.41
  4. Step 4: Simplify right side
    17,890,458.81x = 137,168,603,183,828.80
  5. Step 5: Solve for x
    x = 137,168,603,183,828.80/17,890,458.81
  6. Step 6: Final answer
    x = 7,667,137.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.