Home / 21,523,548.59-29,702,942.73-12,104,519.58

Finding the Fourth Proportional to 21,523,548.59, 29,702,942.73 and 12,104,519.58

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Solution

The fourth proportional to 21,523,548.59, 29,702,942.73 and 12,104,519.58 is: 16,704,487.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,523,548.59 : 29,702,942.73 = 12,104,519.58 : x
  2. Step 2: Convert to fraction form
    21,523,548.59/29,702,942.73 = 12,104,519.58/x
  3. Step 3: Cross multiply
    21,523,548.59x = 29,702,942.73 × 12,104,519.58
  4. Step 4: Simplify right side
    21,523,548.59x = 359,539,851,858,903.69
  5. Step 5: Solve for x
    x = 359,539,851,858,903.69/21,523,548.59
  6. Step 6: Final answer
    x = 16,704,487.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.