Home / 14,421,170.92-21,631,191-3,638,337.52

Finding the Fourth Proportional to 14,421,170.92, 21,631,191 and 3,638,337.52

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Solution

The fourth proportional to 14,421,170.92, 21,631,191 and 3,638,337.52 is: 5,457,363.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,421,170.92 : 21,631,191 = 3,638,337.52 : x
  2. Step 2: Convert to fraction form
    14,421,170.92/21,631,191 = 3,638,337.52/x
  3. Step 3: Cross multiply
    14,421,170.92x = 21,631,191 × 3,638,337.52
  4. Step 4: Simplify right side
    14,421,170.92x = 78,701,573,817,586.33
  5. Step 5: Solve for x
    x = 78,701,573,817,586.33/14,421,170.92
  6. Step 6: Final answer
    x = 5,457,363.64

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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.