Home / 19,264,071.30-28,891,685.07-11,485,186.62

Finding the Fourth Proportional to 19,264,071.30, 28,891,685.07 and 11,485,186.62

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Solution

The fourth proportional to 19,264,071.30, 28,891,685.07 and 11,485,186.62 is: 17,225,143.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,264,071.30 : 28,891,685.07 = 11,485,186.62 : x
  2. Step 2: Convert to fraction form
    19,264,071.30/28,891,685.07 = 11,485,186.62/x
  3. Step 3: Cross multiply
    19,264,071.30x = 28,891,685.07 × 11,485,186.62
  4. Step 4: Simplify right side
    19,264,071.30x = 331,826,394,795,217.75
  5. Step 5: Solve for x
    x = 331,826,394,795,217.75/19,264,071.30
  6. Step 6: Final answer
    x = 17,225,143.62

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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.