Home / 18,455,421.30-27,674,837.55-7,092,093.30

Finding the Fourth Proportional to 18,455,421.30, 27,674,837.55 and 7,092,093.30

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Solution

The fourth proportional to 18,455,421.30, 27,674,837.55 and 7,092,093.30 is: 10,634,952.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,455,421.30 : 27,674,837.55 = 7,092,093.30 : x
  2. Step 2: Convert to fraction form
    18,455,421.30/27,674,837.55 = 7,092,093.30/x
  3. Step 3: Cross multiply
    18,455,421.30x = 27,674,837.55 × 7,092,093.30
  4. Step 4: Simplify right side
    18,455,421.30x = 196,272,529,966,943.41
  5. Step 5: Solve for x
    x = 196,272,529,966,943.41/18,455,421.30
  6. Step 6: Final answer
    x = 10,634,952.56

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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.