Home / 14,150,505.67-19,531,120.07-13,193,124.55

Finding the Fourth Proportional to 14,150,505.67, 19,531,120.07 and 13,193,124.55

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Solution

The fourth proportional to 14,150,505.67, 19,531,120.07 and 13,193,124.55 is: 18,209,702.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,150,505.67 : 19,531,120.07 = 13,193,124.55 : x
  2. Step 2: Convert to fraction form
    14,150,505.67/19,531,120.07 = 13,193,124.55/x
  3. Step 3: Cross multiply
    14,150,505.67x = 19,531,120.07 × 13,193,124.55
  4. Step 4: Simplify right side
    14,150,505.67x = 257,676,499,668,669.75
  5. Step 5: Solve for x
    x = 257,676,499,668,669.75/14,150,505.67
  6. Step 6: Final answer
    x = 18,209,702.59

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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.