Home / 20,559,009.99-30,816,813.87-6,899,204.82

Finding the Fourth Proportional to 20,559,009.99, 30,816,813.87 and 6,899,204.82

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Solution

The fourth proportional to 20,559,009.99, 30,816,813.87 and 6,899,204.82 is: 10,341,524.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,559,009.99 : 30,816,813.87 = 6,899,204.82 : x
  2. Step 2: Convert to fraction form
    20,559,009.99/30,816,813.87 = 6,899,204.82/x
  3. Step 3: Cross multiply
    20,559,009.99x = 30,816,813.87 × 6,899,204.82
  4. Step 4: Simplify right side
    20,559,009.99x = 212,611,510,788,946.88
  5. Step 5: Solve for x
    x = 212,611,510,788,946.88/20,559,009.99
  6. Step 6: Final answer
    x = 10,341,524.76

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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.