Home / 27,128,818.94-37,428,511.02-16,811,777.66

Finding the Fourth Proportional to 27,128,818.94, 37,428,511.02 and 16,811,777.66

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Solution

The fourth proportional to 27,128,818.94, 37,428,511.02 and 16,811,777.66 is: 23,194,515.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,128,818.94 : 37,428,511.02 = 16,811,777.66 : x
  2. Step 2: Convert to fraction form
    27,128,818.94/37,428,511.02 = 16,811,777.66/x
  3. Step 3: Cross multiply
    27,128,818.94x = 37,428,511.02 × 16,811,777.66
  4. Step 4: Simplify right side
    27,128,818.94x = 629,239,805,413,099.88
  5. Step 5: Solve for x
    x = 629,239,805,413,099.88/27,128,818.94
  6. Step 6: Final answer
    x = 23,194,515.28

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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.