Home / 11,709,068.66-17,573,692.05-8,117,357.87

Finding the Fourth Proportional to 11,709,068.66, 17,573,692.05 and 8,117,357.87

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Solution

The fourth proportional to 11,709,068.66, 17,573,692.05 and 8,117,357.87 is: 12,183,031.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,709,068.66 : 17,573,692.05 = 8,117,357.87 : x
  2. Step 2: Convert to fraction form
    11,709,068.66/17,573,692.05 = 8,117,357.87/x
  3. Step 3: Cross multiply
    11,709,068.66x = 17,573,692.05 × 8,117,357.87
  4. Step 4: Simplify right side
    11,709,068.66x = 142,651,947,510,958.16
  5. Step 5: Solve for x
    x = 142,651,947,510,958.16/11,709,068.66
  6. Step 6: Final answer
    x = 12,183,031.09

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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.