Home / 10,728,009.80-16,079,573.10-4,334,064.20

Finding the Fourth Proportional to 10,728,009.80, 16,079,573.10 and 4,334,064.20

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Solution

The fourth proportional to 10,728,009.80, 16,079,573.10 and 4,334,064.20 is: 6,496,069.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728,009.80 : 16,079,573.10 = 4,334,064.20 : x
  2. Step 2: Convert to fraction form
    10,728,009.80/16,079,573.10 = 4,334,064.20/x
  3. Step 3: Cross multiply
    10,728,009.80x = 16,079,573.10 × 4,334,064.20
  4. Step 4: Simplify right side
    10,728,009.80x = 69,689,902,123,993.02
  5. Step 5: Solve for x
    x = 69,689,902,123,993.02/10,728,009.80
  6. Step 6: Final answer
    x = 6,496,069.95

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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.