Home / 13,718,380.08-20,575,566.72-4,000,381.80

Finding the Fourth Proportional to 13,718,380.08, 20,575,566.72 and 4,000,381.80

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Solution

The fourth proportional to 13,718,380.08, 20,575,566.72 and 4,000,381.80 is: 5,999,988.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,718,380.08 : 20,575,566.72 = 4,000,381.80 : x
  2. Step 2: Convert to fraction form
    13,718,380.08/20,575,566.72 = 4,000,381.80/x
  3. Step 3: Cross multiply
    13,718,380.08x = 20,575,566.72 × 4,000,381.80
  4. Step 4: Simplify right side
    13,718,380.08x = 82,310,122,631,373.69
  5. Step 5: Solve for x
    x = 82,310,122,631,373.69/13,718,380.08
  6. Step 6: Final answer
    x = 5,999,988.49

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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.