Home / 14,261,609.70-21,392,414.55-13,253,840.10

Finding the Fourth Proportional to 14,261,609.70, 21,392,414.55 and 13,253,840.10

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Solution

The fourth proportional to 14,261,609.70, 21,392,414.55 and 13,253,840.10 is: 19,880,760.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261,609.70 : 21,392,414.55 = 13,253,840.10 : x
  2. Step 2: Convert to fraction form
    14,261,609.70/21,392,414.55 = 13,253,840.10/x
  3. Step 3: Cross multiply
    14,261,609.70x = 21,392,414.55 × 13,253,840.10
  4. Step 4: Simplify right side
    14,261,609.70x = 283,531,641,798,613.44
  5. Step 5: Solve for x
    x = 283,531,641,798,613.44/14,261,609.70
  6. Step 6: Final answer
    x = 19,880,760.15

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1.5x scale

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.