Home / 10,021,703.85-13,829,960.48-5,438,025.22

Finding the Fourth Proportional to 10,021,703.85, 13,829,960.48 and 5,438,025.22

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Solution

The fourth proportional to 10,021,703.85, 13,829,960.48 and 5,438,025.22 is: 7,504,479.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,021,703.85 : 13,829,960.48 = 5,438,025.22 : x
  2. Step 2: Convert to fraction form
    10,021,703.85/13,829,960.48 = 5,438,025.22/x
  3. Step 3: Cross multiply
    10,021,703.85x = 13,829,960.48 × 5,438,025.22
  4. Step 4: Simplify right side
    10,021,703.85x = 75,207,673,881,843.30
  5. Step 5: Solve for x
    x = 75,207,673,881,843.30/10,021,703.85
  6. Step 6: Final answer
    x = 7,504,479.78

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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.