Home / 14,984,213.75-20,678,214.77-8,108,695.81

Finding the Fourth Proportional to 14,984,213.75, 20,678,214.77 and 8,108,695.81

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Solution

The fourth proportional to 14,984,213.75, 20,678,214.77 and 8,108,695.81 is: 11,190,000.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,984,213.75 : 20,678,214.77 = 8,108,695.81 : x
  2. Step 2: Convert to fraction form
    14,984,213.75/20,678,214.77 = 8,108,695.81/x
  3. Step 3: Cross multiply
    14,984,213.75x = 20,678,214.77 × 8,108,695.81
  4. Step 4: Simplify right side
    14,984,213.75x = 167,673,353,463,779.09
  5. Step 5: Solve for x
    x = 167,673,353,463,779.09/14,984,213.75
  6. Step 6: Final answer
    x = 11,190,000.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.