Home / 40,396,671.72-60,603,518.94-13,100,836.12

Finding the Fourth Proportional to 40,396,671.72, 60,603,518.94 and 13,100,836.12

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Solution

The fourth proportional to 40,396,671.72, 60,603,518.94 and 13,100,836.12 is: 19,654,014.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,396,671.72 : 60,603,518.94 = 13,100,836.12 : x
  2. Step 2: Convert to fraction form
    40,396,671.72/60,603,518.94 = 13,100,836.12/x
  3. Step 3: Cross multiply
    40,396,671.72x = 60,603,518.94 × 13,100,836.12
  4. Step 4: Simplify right side
    40,396,671.72x = 793,956,769,928,256
  5. Step 5: Solve for x
    x = 793,956,769,928,256/40,396,671.72
  6. Step 6: Final answer
    x = 19,654,014.46

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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.