Home / 5,161,207.86-7,122,494.52-2,838,250.14

Finding the Fourth Proportional to 5,161,207.86, 7,122,494.52 and 2,838,250.14

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Solution

The fourth proportional to 5,161,207.86, 7,122,494.52 and 2,838,250.14 is: 3,916,800.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161,207.86 : 7,122,494.52 = 2,838,250.14 : x
  2. Step 2: Convert to fraction form
    5,161,207.86/7,122,494.52 = 2,838,250.14/x
  3. Step 3: Cross multiply
    5,161,207.86x = 7,122,494.52 × 2,838,250.14
  4. Step 4: Simplify right side
    5,161,207.86x = 20,215,421,068,539.23
  5. Step 5: Solve for x
    x = 20,215,421,068,539.23/5,161,207.86
  6. Step 6: Final answer
    x = 3,916,800.41

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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.