Home / 14,379,342.57-21,569,456.72-6,288,153.35

Finding the Fourth Proportional to 14,379,342.57, 21,569,456.72 and 6,288,153.35

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Solution

The fourth proportional to 14,379,342.57, 21,569,456.72 and 6,288,153.35 is: 9,432,423.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,379,342.57 : 21,569,456.72 = 6,288,153.35 : x
  2. Step 2: Convert to fraction form
    14,379,342.57/21,569,456.72 = 6,288,153.35/x
  3. Step 3: Cross multiply
    14,379,342.57x = 21,569,456.72 × 6,288,153.35
  4. Step 4: Simplify right side
    14,379,342.57x = 135,632,051,392,259.95
  5. Step 5: Solve for x
    x = 135,632,051,392,259.95/14,379,342.57
  6. Step 6: Final answer
    x = 9,432,423.68

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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.