Home / 13,032,556.80-19,549,770.08-3,447,821.52

Finding the Fourth Proportional to 13,032,556.80, 19,549,770.08 and 3,447,821.52

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Solution

The fourth proportional to 13,032,556.80, 19,549,770.08 and 3,447,821.52 is: 5,171,979.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,032,556.80 : 19,549,770.08 = 3,447,821.52 : x
  2. Step 2: Convert to fraction form
    13,032,556.80/19,549,770.08 = 3,447,821.52/x
  3. Step 3: Cross multiply
    13,032,556.80x = 19,549,770.08 × 3,447,821.52
  4. Step 4: Simplify right side
    13,032,556.80x = 67,404,117,992,876.12
  5. Step 5: Solve for x
    x = 67,404,117,992,876.12/13,032,556.80
  6. Step 6: Final answer
    x = 5,171,979.61

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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.