Home / 12,526,613.50-18,789,920.26-3,070,997.50

Finding the Fourth Proportional to 12,526,613.50, 18,789,920.26 and 3,070,997.50

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Solution

The fourth proportional to 12,526,613.50, 18,789,920.26 and 3,070,997.50 is: 4,606,496.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,526,613.50 : 18,789,920.26 = 3,070,997.50 : x
  2. Step 2: Convert to fraction form
    12,526,613.50/18,789,920.26 = 3,070,997.50/x
  3. Step 3: Cross multiply
    12,526,613.50x = 18,789,920.26 × 3,070,997.50
  4. Step 4: Simplify right side
    12,526,613.50x = 57,703,798,143,659.35
  5. Step 5: Solve for x
    x = 57,703,798,143,659.35/12,526,613.50
  6. Step 6: Final answer
    x = 4,606,496.25

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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.