Home / 13,376,543.20-20,064,814.80-9,625,400.80

Finding the Fourth Proportional to 13,376,543.20, 20,064,814.80 and 9,625,400.80

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Solution

The fourth proportional to 13,376,543.20, 20,064,814.80 and 9,625,400.80 is: 14,438,101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,543.20 : 20,064,814.80 = 9,625,400.80 : x
  2. Step 2: Convert to fraction form
    13,376,543.20/20,064,814.80 = 9,625,400.80/x
  3. Step 3: Cross multiply
    13,376,543.20x = 20,064,814.80 × 9,625,400.80
  4. Step 4: Simplify right side
    13,376,543.20x = 193,131,884,427,771.88
  5. Step 5: Solve for x
    x = 193,131,884,427,771.88/13,376,543.20
  6. Step 6: Final answer
    x = 14,438,101.20

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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.