Home / 30,579,066.99-45,876,539.30-11,409,968.25

Finding the Fourth Proportional to 30,579,066.99, 45,876,539.30 and 11,409,968.25

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Solution

The fourth proportional to 30,579,066.99, 45,876,539.30 and 11,409,968.25 is: 17,117,914.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,579,066.99 : 45,876,539.30 = 11,409,968.25 : x
  2. Step 2: Convert to fraction form
    30,579,066.99/45,876,539.30 = 11,409,968.25/x
  3. Step 3: Cross multiply
    30,579,066.99x = 45,876,539.30 × 11,409,968.25
  4. Step 4: Simplify right side
    30,579,066.99x = 523,449,856,775,827.38
  5. Step 5: Solve for x
    x = 523,449,856,775,827.38/30,579,066.99
  6. Step 6: Final answer
    x = 17,117,914.58

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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.