Home / 14,234,876.28-21,347,898.84-5,135,790.96

Finding the Fourth Proportional to 14,234,876.28, 21,347,898.84 and 5,135,790.96

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Solution

The fourth proportional to 14,234,876.28, 21,347,898.84 and 5,135,790.96 is: 7,702,093.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234,876.28 : 21,347,898.84 = 5,135,790.96 : x
  2. Step 2: Convert to fraction form
    14,234,876.28/21,347,898.84 = 5,135,790.96/x
  3. Step 3: Cross multiply
    14,234,876.28x = 21,347,898.84 × 5,135,790.96
  4. Step 4: Simplify right side
    14,234,876.28x = 109,638,345,877,466.48
  5. Step 5: Solve for x
    x = 109,638,345,877,466.48/14,234,876.28
  6. Step 6: Final answer
    x = 7,702,093.35

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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.