Home / 13,144,628.88-19,699,319.25-10,230,241.86

Finding the Fourth Proportional to 13,144,628.88, 19,699,319.25 and 10,230,241.86

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Solution

The fourth proportional to 13,144,628.88, 19,699,319.25 and 10,230,241.86 is: 15,331,646.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,144,628.88 : 19,699,319.25 = 10,230,241.86 : x
  2. Step 2: Convert to fraction form
    13,144,628.88/19,699,319.25 = 10,230,241.86/x
  3. Step 3: Cross multiply
    13,144,628.88x = 19,699,319.25 × 10,230,241.86
  4. Step 4: Simplify right side
    13,144,628.88x = 201,528,800,404,853.78
  5. Step 5: Solve for x
    x = 201,528,800,404,853.78/13,144,628.88
  6. Step 6: Final answer
    x = 15,331,646.28

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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.