Home / 15,021,250.03-20,729,330.55-8,145,730.27

Finding the Fourth Proportional to 15,021,250.03, 20,729,330.55 and 8,145,730.27

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Solution

The fourth proportional to 15,021,250.03, 20,729,330.55 and 8,145,730.27 is: 11,241,110.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,021,250.03 : 20,729,330.55 = 8,145,730.27 : x
  2. Step 2: Convert to fraction form
    15,021,250.03/20,729,330.55 = 8,145,730.27/x
  3. Step 3: Cross multiply
    15,021,250.03x = 20,729,330.55 × 8,145,730.27
  4. Step 4: Simplify right side
    15,021,250.03x = 168,855,535,193,595.44
  5. Step 5: Solve for x
    x = 168,855,535,193,595.44/15,021,250.03
  6. Step 6: Final answer
    x = 11,241,110.75

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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.