Home / 28,746,975.20-43,104,716.40-11,688,375.20

Finding the Fourth Proportional to 28,746,975.20, 43,104,716.40 and 11,688,375.20

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Solution

The fourth proportional to 28,746,975.20, 43,104,716.40 and 11,688,375.20 is: 17,526,160.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,746,975.20 : 43,104,716.40 = 11,688,375.20 : x
  2. Step 2: Convert to fraction form
    28,746,975.20/43,104,716.40 = 11,688,375.20/x
  3. Step 3: Cross multiply
    28,746,975.20x = 43,104,716.40 × 11,688,375.20
  4. Step 4: Simplify right side
    28,746,975.20x = 503,824,098,172,793.25
  5. Step 5: Solve for x
    x = 503,824,098,172,793.25/28,746,975.20
  6. Step 6: Final answer
    x = 17,526,160.39

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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.