Home / 21,996,131.22-32,996,444.01-7,619,172.30

Finding the Fourth Proportional to 21,996,131.22, 32,996,444.01 and 7,619,172.30

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Solution

The fourth proportional to 21,996,131.22, 32,996,444.01 and 7,619,172.30 is: 11,429,536.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,996,131.22 : 32,996,444.01 = 7,619,172.30 : x
  2. Step 2: Convert to fraction form
    21,996,131.22/32,996,444.01 = 7,619,172.30/x
  3. Step 3: Cross multiply
    21,996,131.22x = 32,996,444.01 × 7,619,172.30
  4. Step 4: Simplify right side
    21,996,131.22x = 251,405,592,199,492.94
  5. Step 5: Solve for x
    x = 251,405,592,199,492.94/21,996,131.22
  6. Step 6: Final answer
    x = 11,429,536.84

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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.