Home / 30,530,228.69-45,757,824.29-14,113,306.49

Finding the Fourth Proportional to 30,530,228.69, 45,757,824.29 and 14,113,306.49

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Solution

The fourth proportional to 30,530,228.69, 45,757,824.29 and 14,113,306.49 is: 21,152,615.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,530,228.69 : 45,757,824.29 = 14,113,306.49 : x
  2. Step 2: Convert to fraction form
    30,530,228.69/45,757,824.29 = 14,113,306.49/x
  3. Step 3: Cross multiply
    30,530,228.69x = 45,757,824.29 × 14,113,306.49
  4. Step 4: Simplify right side
    30,530,228.69x = 645,794,198,273,905.88
  5. Step 5: Solve for x
    x = 645,794,198,273,905.88/30,530,228.69
  6. Step 6: Final answer
    x = 21,152,615.81

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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.