Home / 19,264,072.30-28,891,686.57-11,485,187.62

Finding the Fourth Proportional to 19,264,072.30, 28,891,686.57 and 11,485,187.62

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Solution

The fourth proportional to 19,264,072.30, 28,891,686.57 and 11,485,187.62 is: 17,225,145.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,264,072.30 : 28,891,686.57 = 11,485,187.62 : x
  2. Step 2: Convert to fraction form
    19,264,072.30/28,891,686.57 = 11,485,187.62/x
  3. Step 3: Cross multiply
    19,264,072.30x = 28,891,686.57 × 11,485,187.62
  4. Step 4: Simplify right side
    19,264,072.30x = 331,826,440,914,684.25
  5. Step 5: Solve for x
    x = 331,826,440,914,684.25/19,264,072.30
  6. Step 6: Final answer
    x = 17,225,145.12

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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.