Home / 5,361,781.64-7,402,821.66-4,119,178.86

Finding the Fourth Proportional to 5,361,781.64, 7,402,821.66 and 4,119,178.86

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Solution

The fourth proportional to 5,361,781.64, 7,402,821.66 and 4,119,178.86 is: 5,687,204.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361,781.64 : 7,402,821.66 = 4,119,178.86 : x
  2. Step 2: Convert to fraction form
    5,361,781.64/7,402,821.66 = 4,119,178.86/x
  3. Step 3: Cross multiply
    5,361,781.64x = 7,402,821.66 × 4,119,178.86
  4. Step 4: Simplify right side
    5,361,781.64x = 30,493,546,486,222.11
  5. Step 5: Solve for x
    x = 30,493,546,486,222.11/5,361,781.64
  6. Step 6: Final answer
    x = 5,687,204.10

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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.