Home / 21,346,090.80-32,040,131.40-10,575,553.20

Finding the Fourth Proportional to 21,346,090.80, 32,040,131.40 and 10,575,553.20

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Solution

The fourth proportional to 21,346,090.80, 32,040,131.40 and 10,575,553.20 is: 15,873,731.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,346,090.80 : 32,040,131.40 = 10,575,553.20 : x
  2. Step 2: Convert to fraction form
    21,346,090.80/32,040,131.40 = 10,575,553.20/x
  3. Step 3: Cross multiply
    21,346,090.80x = 32,040,131.40 × 10,575,553.20
  4. Step 4: Simplify right side
    21,346,090.80x = 338,842,114,155,690.44
  5. Step 5: Solve for x
    x = 338,842,114,155,690.44/21,346,090.80
  6. Step 6: Final answer
    x = 15,873,731.51

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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.