Home / 19,669,514.20-29,504,271.30-18,409,802.20

Finding the Fourth Proportional to 19,669,514.20, 29,504,271.30 and 18,409,802.20

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Solution

The fourth proportional to 19,669,514.20, 29,504,271.30 and 18,409,802.20 is: 27,614,703.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,669,514.20 : 29,504,271.30 = 18,409,802.20 : x
  2. Step 2: Convert to fraction form
    19,669,514.20/29,504,271.30 = 18,409,802.20/x
  3. Step 3: Cross multiply
    19,669,514.20x = 29,504,271.30 × 18,409,802.20
  4. Step 4: Simplify right side
    19,669,514.20x = 543,167,798,688,136.88
  5. Step 5: Solve for x
    x = 543,167,798,688,136.88/19,669,514.20
  6. Step 6: Final answer
    x = 27,614,703.30

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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.