Home / 11,123,500.40-16,697,692.20-10,392,556.40

Finding the Fourth Proportional to 11,123,500.40, 16,697,692.20 and 10,392,556.40

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Solution

The fourth proportional to 11,123,500.40, 16,697,692.20 and 10,392,556.40 is: 15,600,458.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,123,500.40 : 16,697,692.20 = 10,392,556.40 : x
  2. Step 2: Convert to fraction form
    11,123,500.40/16,697,692.20 = 10,392,556.40/x
  3. Step 3: Cross multiply
    11,123,500.40x = 16,697,692.20 × 10,392,556.40
  4. Step 4: Simplify right side
    11,123,500.40x = 173,531,707,938,340.09
  5. Step 5: Solve for x
    x = 173,531,707,938,340.09/11,123,500.40
  6. Step 6: Final answer
    x = 15,600,458.64

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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.