Home / 18,536,111.20-27,804,166.80-5,757,907.60

Finding the Fourth Proportional to 18,536,111.20, 27,804,166.80 and 5,757,907.60

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Solution

The fourth proportional to 18,536,111.20, 27,804,166.80 and 5,757,907.60 is: 8,636,861.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,536,111.20 : 27,804,166.80 = 5,757,907.60 : x
  2. Step 2: Convert to fraction form
    18,536,111.20/27,804,166.80 = 5,757,907.60/x
  3. Step 3: Cross multiply
    18,536,111.20x = 27,804,166.80 × 5,757,907.60
  4. Step 4: Simplify right side
    18,536,111.20x = 160,093,823,329,387.69
  5. Step 5: Solve for x
    x = 160,093,823,329,387.69/18,536,111.20
  6. Step 6: Final answer
    x = 8,636,861.40

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1.5x scale

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.