Home / 11,331,709.40-16,999,637.70-4,600,803.80

Finding the Fourth Proportional to 11,331,709.40, 16,999,637.70 and 4,600,803.80

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Solution

The fourth proportional to 11,331,709.40, 16,999,637.70 and 4,600,803.80 is: 6,902,047.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331,709.40 : 16,999,637.70 = 4,600,803.80 : x
  2. Step 2: Convert to fraction form
    11,331,709.40/16,999,637.70 = 4,600,803.80/x
  3. Step 3: Cross multiply
    11,331,709.40x = 16,999,637.70 × 4,600,803.80
  4. Step 4: Simplify right side
    11,331,709.40x = 78,211,997,728,783.25
  5. Step 5: Solve for x
    x = 78,211,997,728,783.25/11,331,709.40
  6. Step 6: Final answer
    x = 6,902,047.61

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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.