Home / 11,936,123.20-16,471,844.40-6,503,615.20

Finding the Fourth Proportional to 11,936,123.20, 16,471,844.40 and 6,503,615.20

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Solution

The fourth proportional to 11,936,123.20, 16,471,844.40 and 6,503,615.20 is: 8,974,985.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,936,123.20 : 16,471,844.40 = 6,503,615.20 : x
  2. Step 2: Convert to fraction form
    11,936,123.20/16,471,844.40 = 6,503,615.20/x
  3. Step 3: Cross multiply
    11,936,123.20x = 16,471,844.40 × 6,503,615.20
  4. Step 4: Simplify right side
    11,936,123.20x = 107,126,537,611,874.89
  5. Step 5: Solve for x
    x = 107,126,537,611,874.89/11,936,123.20
  6. Step 6: Final answer
    x = 8,974,985.92

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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.