Home / 21,554,142.75-32,345,493.76-11,845,535.81

Finding the Fourth Proportional to 21,554,142.75, 32,345,493.76 and 11,845,535.81

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Solution

The fourth proportional to 21,554,142.75, 32,345,493.76 and 11,845,535.81 is: 17,776,151.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,554,142.75 : 32,345,493.76 = 11,845,535.81 : x
  2. Step 2: Convert to fraction form
    21,554,142.75/32,345,493.76 = 11,845,535.81/x
  3. Step 3: Cross multiply
    21,554,142.75x = 32,345,493.76 × 11,845,535.81
  4. Step 4: Simplify right side
    21,554,142.75x = 383,149,704,536,936.88
  5. Step 5: Solve for x
    x = 383,149,704,536,936.88/21,554,142.75
  6. Step 6: Final answer
    x = 17,776,151.38

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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.