Home / 14,756,578.38-20,364,105.34-8,230,628.48

Finding the Fourth Proportional to 14,756,578.38, 20,364,105.34 and 8,230,628.48

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Solution

The fourth proportional to 14,756,578.38, 20,364,105.34 and 8,230,628.48 is: 11,358,282.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,756,578.38 : 20,364,105.34 = 8,230,628.48 : x
  2. Step 2: Convert to fraction form
    14,756,578.38/20,364,105.34 = 8,230,628.48/x
  3. Step 3: Cross multiply
    14,756,578.38x = 20,364,105.34 × 8,230,628.48
  4. Step 4: Simplify right side
    14,756,578.38x = 167,609,385,381,124.09
  5. Step 5: Solve for x
    x = 167,609,385,381,124.09/14,756,578.38
  6. Step 6: Final answer
    x = 11,358,282.46

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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.