Home / 14,234,702.79-21,347,638.11-5,135,617.56

Finding the Fourth Proportional to 14,234,702.79, 21,347,638.11 and 5,135,617.56

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Solution

The fourth proportional to 14,234,702.79, 21,347,638.11 and 5,135,617.56 is: 7,701,833.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234,702.79 : 21,347,638.11 = 5,135,617.56 : x
  2. Step 2: Convert to fraction form
    14,234,702.79/21,347,638.11 = 5,135,617.56/x
  3. Step 3: Cross multiply
    14,234,702.79x = 21,347,638.11 × 5,135,617.56
  4. Step 4: Simplify right side
    14,234,702.79x = 109,633,305,142,241.20
  5. Step 5: Solve for x
    x = 109,633,305,142,241.20/14,234,702.79
  6. Step 6: Final answer
    x = 7,701,833.10

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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.