Home / 12,505,123.10-18,747,885.37-4,937,753.18

Finding the Fourth Proportional to 12,505,123.10, 18,747,885.37 and 4,937,753.18

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Solution

The fourth proportional to 12,505,123.10, 18,747,885.37 and 4,937,753.18 is: 7,402,760.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,505,123.10 : 18,747,885.37 = 4,937,753.18 : x
  2. Step 2: Convert to fraction form
    12,505,123.10/18,747,885.37 = 4,937,753.18/x
  3. Step 3: Cross multiply
    12,505,123.10x = 18,747,885.37 × 4,937,753.18
  4. Step 4: Simplify right side
    12,505,123.10x = 92,572,430,603,992.97
  5. Step 5: Solve for x
    x = 92,572,430,603,992.97/12,505,123.10
  6. Step 6: Final answer
    x = 7,402,760.44

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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.