Home / 14,145,349.50-21,218,172.42-11,323,400.22

Finding the Fourth Proportional to 14,145,349.50, 21,218,172.42 and 11,323,400.22

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Solution

The fourth proportional to 14,145,349.50, 21,218,172.42 and 11,323,400.22 is: 16,985,218.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,145,349.50 : 21,218,172.42 = 11,323,400.22 : x
  2. Step 2: Convert to fraction form
    14,145,349.50/21,218,172.42 = 11,323,400.22/x
  3. Step 3: Cross multiply
    14,145,349.50x = 21,218,172.42 × 11,323,400.22
  4. Step 4: Simplify right side
    14,145,349.50x = 240,261,858,248,625.97
  5. Step 5: Solve for x
    x = 240,261,858,248,625.97/14,145,349.50
  6. Step 6: Final answer
    x = 16,985,218.94

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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.