Home / 11,415,656.47-17,121,661.95-3,326,740.03

Finding the Fourth Proportional to 11,415,656.47, 17,121,661.95 and 3,326,740.03

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Solution

The fourth proportional to 11,415,656.47, 17,121,661.95 and 3,326,740.03 is: 4,989,578.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,415,656.47 : 17,121,661.95 = 3,326,740.03 : x
  2. Step 2: Convert to fraction form
    11,415,656.47/17,121,661.95 = 3,326,740.03/x
  3. Step 3: Cross multiply
    11,415,656.47x = 17,121,661.95 × 3,326,740.03
  4. Step 4: Simplify right side
    11,415,656.47x = 56,959,318,189,192.85
  5. Step 5: Solve for x
    x = 56,959,318,189,192.85/11,415,656.47
  6. Step 6: Final answer
    x = 4,989,578.86

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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.