Home / 21,996,083.12-32,996,371.82-7,619,124.20

Finding the Fourth Proportional to 21,996,083.12, 32,996,371.82 and 7,619,124.20

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Solution

The fourth proportional to 21,996,083.12, 32,996,371.82 and 7,619,124.20 is: 11,429,464.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,996,083.12 : 32,996,371.82 = 7,619,124.20 : x
  2. Step 2: Convert to fraction form
    21,996,083.12/32,996,371.82 = 7,619,124.20/x
  3. Step 3: Cross multiply
    21,996,083.12x = 32,996,371.82 × 7,619,124.20
  4. Step 4: Simplify right side
    21,996,083.12x = 251,403,454,842,882.59
  5. Step 5: Solve for x
    x = 251,403,454,842,882.59/21,996,083.12
  6. Step 6: Final answer
    x = 11,429,464.67

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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.