Home / 14,528,556.08-20,049,543-8,002,209.50

Finding the Fourth Proportional to 14,528,556.08, 20,049,543 and 8,002,209.50

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Solution

The fourth proportional to 14,528,556.08, 20,049,543 and 8,002,209.50 is: 11,043,123.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528,556.08 : 20,049,543 = 8,002,209.50 : x
  2. Step 2: Convert to fraction form
    14,528,556.08/20,049,543 = 8,002,209.50/x
  3. Step 3: Cross multiply
    14,528,556.08x = 20,049,543 × 8,002,209.50
  4. Step 4: Simplify right side
    14,528,556.08x = 160,440,643,365,010.78
  5. Step 5: Solve for x
    x = 160,440,643,365,010.78/14,528,556.08
  6. Step 6: Final answer
    x = 11,043,123.80

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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.