Home / 6,408,321.15-8,843,493.90-3,468,140.87

Finding the Fourth Proportional to 6,408,321.15, 8,843,493.90 and 3,468,140.87

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Solution

The fourth proportional to 6,408,321.15, 8,843,493.90 and 3,468,140.87 is: 4,786,040.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408,321.15 : 8,843,493.90 = 3,468,140.87 : x
  2. Step 2: Convert to fraction form
    6,408,321.15/8,843,493.90 = 3,468,140.87/x
  3. Step 3: Cross multiply
    6,408,321.15x = 8,843,493.90 × 3,468,140.87
  4. Step 4: Simplify right side
    6,408,321.15x = 30,670,482,596,973.75
  5. Step 5: Solve for x
    x = 30,670,482,596,973.75/6,408,321.15
  6. Step 6: Final answer
    x = 4,786,040.19

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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.