Home / 8,436,617.55-12,655,582.20-2,757,415.95

Finding the Fourth Proportional to 8,436,617.55, 12,655,582.20 and 2,757,415.95

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Solution

The fourth proportional to 8,436,617.55, 12,655,582.20 and 2,757,415.95 is: 4,136,338.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,436,617.55 : 12,655,582.20 = 2,757,415.95 : x
  2. Step 2: Convert to fraction form
    8,436,617.55/12,655,582.20 = 2,757,415.95/x
  3. Step 3: Cross multiply
    8,436,617.55x = 12,655,582.20 × 2,757,415.95
  4. Step 4: Simplify right side
    8,436,617.55x = 34,896,704,214,816.09
  5. Step 5: Solve for x
    x = 34,896,704,214,816.09/8,436,617.55
  6. Step 6: Final answer
    x = 4,136,338.29

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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.