Home / 17,992,783.08-26,986,167.90-7,892,692.20

Finding the Fourth Proportional to 17,992,783.08, 26,986,167.90 and 7,892,692.20

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Solution

The fourth proportional to 17,992,783.08, 26,986,167.90 and 7,892,692.20 is: 11,837,719.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,992,783.08 : 26,986,167.90 = 7,892,692.20 : x
  2. Step 2: Convert to fraction form
    17,992,783.08/26,986,167.90 = 7,892,692.20/x
  3. Step 3: Cross multiply
    17,992,783.08x = 26,986,167.90 × 7,892,692.20
  4. Step 4: Simplify right side
    17,992,783.08x = 212,993,516,892,220.38
  5. Step 5: Solve for x
    x = 212,993,516,892,220.38/17,992,783.08
  6. Step 6: Final answer
    x = 11,837,719.38

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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.