Home / 20,087,702.07-27,723,196.59-11,384,940.62

Finding the Fourth Proportional to 20,087,702.07, 27,723,196.59 and 11,384,940.62

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Solution

The fourth proportional to 20,087,702.07, 27,723,196.59 and 11,384,940.62 is: 15,712,446.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,087,702.07 : 27,723,196.59 = 11,384,940.62 : x
  2. Step 2: Convert to fraction form
    20,087,702.07/27,723,196.59 = 11,384,940.62/x
  3. Step 3: Cross multiply
    20,087,702.07x = 27,723,196.59 × 11,384,940.62
  4. Step 4: Simplify right side
    20,087,702.07x = 315,626,947,000,350.94
  5. Step 5: Solve for x
    x = 315,626,947,000,350.94/20,087,702.07
  6. Step 6: Final answer
    x = 15,712,446.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.