Home / 17,613,911.40-26,395,983.90-13,029,181.80

Finding the Fourth Proportional to 17,613,911.40, 26,395,983.90 and 13,029,181.80

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Solution

The fourth proportional to 17,613,911.40, 26,395,983.90 and 13,029,181.80 is: 19,525,366.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,613,911.40 : 26,395,983.90 = 13,029,181.80 : x
  2. Step 2: Convert to fraction form
    17,613,911.40/26,395,983.90 = 13,029,181.80/x
  3. Step 3: Cross multiply
    17,613,911.40x = 26,395,983.90 × 13,029,181.80
  4. Step 4: Simplify right side
    17,613,911.40x = 343,918,073,022,973
  5. Step 5: Solve for x
    x = 343,918,073,022,973/17,613,911.40
  6. Step 6: Final answer
    x = 19,525,366.35

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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.