Home / 13,354,872.60-20,032,892.10-4,379,424.60

Finding the Fourth Proportional to 13,354,872.60, 20,032,892.10 and 4,379,424.60

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Solution

The fourth proportional to 13,354,872.60, 20,032,892.10 and 4,379,424.60 is: 6,569,328.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,354,872.60 : 20,032,892.10 = 4,379,424.60 : x
  2. Step 2: Convert to fraction form
    13,354,872.60/20,032,892.10 = 4,379,424.60/x
  3. Step 3: Cross multiply
    13,354,872.60x = 20,032,892.10 × 4,379,424.60
  4. Step 4: Simplify right side
    13,354,872.60x = 87,732,540,471,885.66
  5. Step 5: Solve for x
    x = 87,732,540,471,885.66/13,354,872.60
  6. Step 6: Final answer
    x = 6,569,328.15

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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.