Home / 19,877,610.20-29,798,919.30-13,467,075.80

Finding the Fourth Proportional to 19,877,610.20, 29,798,919.30 and 13,467,075.80

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Solution

The fourth proportional to 19,877,610.20, 29,798,919.30 and 13,467,075.80 is: 20,188,760.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,877,610.20 : 29,798,919.30 = 13,467,075.80 : x
  2. Step 2: Convert to fraction form
    19,877,610.20/29,798,919.30 = 13,467,075.80/x
  3. Step 3: Cross multiply
    19,877,610.20x = 29,798,919.30 × 13,467,075.80
  4. Step 4: Simplify right side
    19,877,610.20x = 401,304,304,971,183
  5. Step 5: Solve for x
    x = 401,304,304,971,183/19,877,610.20
  6. Step 6: Final answer
    x = 20,188,760.16

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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.