Home / 14,078,425.23-21,120,748.25-5,102,743.95

Finding the Fourth Proportional to 14,078,425.23, 21,120,748.25 and 5,102,743.95

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Solution

The fourth proportional to 14,078,425.23, 21,120,748.25 and 5,102,743.95 is: 7,655,243.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,078,425.23 : 21,120,748.25 = 5,102,743.95 : x
  2. Step 2: Convert to fraction form
    14,078,425.23/21,120,748.25 = 5,102,743.95/x
  3. Step 3: Cross multiply
    14,078,425.23x = 21,120,748.25 × 5,102,743.95
  4. Step 4: Simplify right side
    14,078,425.23x = 107,773,770,326,646.88
  5. Step 5: Solve for x
    x = 107,773,770,326,646.88/14,078,425.23
  6. Step 6: Final answer
    x = 7,655,243.29

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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.