Home / 8,410,543.60-12,618,925.80-3,365,474.80

Finding the Fourth Proportional to 8,410,543.60, 12,618,925.80 and 3,365,474.80

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Solution

The fourth proportional to 8,410,543.60, 12,618,925.80 and 3,365,474.80 is: 5,049,456.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410,543.60 : 12,618,925.80 = 3,365,474.80 : x
  2. Step 2: Convert to fraction form
    8,410,543.60/12,618,925.80 = 3,365,474.80/x
  3. Step 3: Cross multiply
    8,410,543.60x = 12,618,925.80 × 3,365,474.80
  4. Step 4: Simplify right side
    8,410,543.60x = 42,468,676,782,969.84
  5. Step 5: Solve for x
    x = 42,468,676,782,969.84/8,410,543.60
  6. Step 6: Final answer
    x = 5,049,456.82

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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.