Home / 21,904,967.10-32,794,465.05-13,401,911.10

Finding the Fourth Proportional to 21,904,967.10, 32,794,465.05 and 13,401,911.10

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Solution

The fourth proportional to 21,904,967.10, 32,794,465.05 and 13,401,911.10 is: 20,064,330.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,904,967.10 : 32,794,465.05 = 13,401,911.10 : x
  2. Step 2: Convert to fraction form
    21,904,967.10/32,794,465.05 = 13,401,911.10/x
  3. Step 3: Cross multiply
    21,904,967.10x = 32,794,465.05 × 13,401,911.10
  4. Step 4: Simplify right side
    21,904,967.10x = 439,508,505,172,157.06
  5. Step 5: Solve for x
    x = 439,508,505,172,157.06/21,904,967.10
  6. Step 6: Final answer
    x = 20,064,330.76

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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.