Home / 12,530,473.88-18,798,860.36-3,555,025.88

Finding the Fourth Proportional to 12,530,473.88, 18,798,860.36 and 3,555,025.88

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Solution

The fourth proportional to 12,530,473.88, 18,798,860.36 and 3,555,025.88 is: 5,333,432.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,530,473.88 : 18,798,860.36 = 3,555,025.88 : x
  2. Step 2: Convert to fraction form
    12,530,473.88/18,798,860.36 = 3,555,025.88/x
  3. Step 3: Cross multiply
    12,530,473.88x = 18,798,860.36 × 3,555,025.88
  4. Step 4: Simplify right side
    12,530,473.88x = 66,830,435,009,199.38
  5. Step 5: Solve for x
    x = 66,830,435,009,199.38/12,530,473.88
  6. Step 6: Final answer
    x = 5,333,432.37

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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.