Home / 5,194,329.86-7,168,887.25-2,989,147.39

Finding the Fourth Proportional to 5,194,329.86, 7,168,887.25 and 2,989,147.39

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Solution

The fourth proportional to 5,194,329.86, 7,168,887.25 and 2,989,147.39 is: 4,125,433.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194,329.86 : 7,168,887.25 = 2,989,147.39 : x
  2. Step 2: Convert to fraction form
    5,194,329.86/7,168,887.25 = 2,989,147.39/x
  3. Step 3: Cross multiply
    5,194,329.86x = 7,168,887.25 × 2,989,147.39
  4. Step 4: Simplify right side
    5,194,329.86x = 21,428,860,587,146.69
  5. Step 5: Solve for x
    x = 21,428,860,587,146.69/5,194,329.86
  6. Step 6: Final answer
    x = 4,125,433.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.