Home / 13,807,441.32-20,711,265.75-6,129,021.90

Finding the Fourth Proportional to 13,807,441.32, 20,711,265.75 and 6,129,021.90

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Solution

The fourth proportional to 13,807,441.32, 20,711,265.75 and 6,129,021.90 is: 9,193,578.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,807,441.32 : 20,711,265.75 = 6,129,021.90 : x
  2. Step 2: Convert to fraction form
    13,807,441.32/20,711,265.75 = 6,129,021.90/x
  3. Step 3: Cross multiply
    13,807,441.32x = 20,711,265.75 × 6,129,021.90
  4. Step 4: Simplify right side
    13,807,441.32x = 126,939,801,254,913.59
  5. Step 5: Solve for x
    x = 126,939,801,254,913.59/13,807,441.32
  6. Step 6: Final answer
    x = 9,193,578.91

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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.