Home / 8,408,145.74-11,603,240.96-4,540,666.48

Finding the Fourth Proportional to 8,408,145.74, 11,603,240.96 and 4,540,666.48

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Solution

The fourth proportional to 8,408,145.74, 11,603,240.96 and 4,540,666.48 is: 6,266,119.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,408,145.74 : 11,603,240.96 = 4,540,666.48 : x
  2. Step 2: Convert to fraction form
    8,408,145.74/11,603,240.96 = 4,540,666.48/x
  3. Step 3: Cross multiply
    8,408,145.74x = 11,603,240.96 × 4,540,666.48
  4. Step 4: Simplify right side
    8,408,145.74x = 52,686,447,234,723.59
  5. Step 5: Solve for x
    x = 52,686,447,234,723.59/8,408,145.74
  6. Step 6: Final answer
    x = 6,266,119.65

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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.