Home / 13,857,359.59-20,784,703.48-4,270,163.95

Finding the Fourth Proportional to 13,857,359.59, 20,784,703.48 and 4,270,163.95

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Solution

The fourth proportional to 13,857,359.59, 20,784,703.48 and 4,270,163.95 is: 6,404,834.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,857,359.59 : 20,784,703.48 = 4,270,163.95 : x
  2. Step 2: Convert to fraction form
    13,857,359.59/20,784,703.48 = 4,270,163.95/x
  3. Step 3: Cross multiply
    13,857,359.59x = 20,784,703.48 × 4,270,163.95
  4. Step 4: Simplify right side
    13,857,359.59x = 88,754,091,511,735.55
  5. Step 5: Solve for x
    x = 88,754,091,511,735.55/13,857,359.59
  6. Step 6: Final answer
    x = 6,404,834.26

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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.