Home / 6,467,561.96-8,922,981.80-4,145,734.82

Finding the Fourth Proportional to 6,467,561.96, 8,922,981.80 and 4,145,734.82

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Solution

The fourth proportional to 6,467,561.96, 8,922,981.80 and 4,145,734.82 is: 5,719,669.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467,561.96 : 8,922,981.80 = 4,145,734.82 : x
  2. Step 2: Convert to fraction form
    6,467,561.96/8,922,981.80 = 4,145,734.82/x
  3. Step 3: Cross multiply
    6,467,561.96x = 8,922,981.80 × 4,145,734.82
  4. Step 4: Simplify right side
    6,467,561.96x = 36,992,316,346,486.28
  5. Step 5: Solve for x
    x = 36,992,316,346,486.28/6,467,561.96
  6. Step 6: Final answer
    x = 5,719,669.42

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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.