Home / 11,877,322.20-17,808,766.20-4,680,561.30

Finding the Fourth Proportional to 11,877,322.20, 17,808,766.20 and 4,680,561.30

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Solution

The fourth proportional to 11,877,322.20, 17,808,766.20 and 4,680,561.30 is: 7,017,997.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,877,322.20 : 17,808,766.20 = 4,680,561.30 : x
  2. Step 2: Convert to fraction form
    11,877,322.20/17,808,766.20 = 4,680,561.30/x
  3. Step 3: Cross multiply
    11,877,322.20x = 17,808,766.20 × 4,680,561.30
  4. Step 4: Simplify right side
    11,877,322.20x = 83,355,021,876,468.05
  5. Step 5: Solve for x
    x = 83,355,021,876,468.05/11,877,322.20
  6. Step 6: Final answer
    x = 7,017,997.87

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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.