Home / 10,976,430.96-16,479,728.82-5,588,701.80

Finding the Fourth Proportional to 10,976,430.96, 16,479,728.82 and 5,588,701.80

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Solution

The fourth proportional to 10,976,430.96, 16,479,728.82 and 5,588,701.80 is: 8,390,731.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,976,430.96 : 16,479,728.82 = 5,588,701.80 : x
  2. Step 2: Convert to fraction form
    10,976,430.96/16,479,728.82 = 5,588,701.80/x
  3. Step 3: Cross multiply
    10,976,430.96x = 16,479,728.82 × 5,588,701.80
  4. Step 4: Simplify right side
    10,976,430.96x = 92,100,290,119,845.88
  5. Step 5: Solve for x
    x = 92,100,290,119,845.88/10,976,430.96
  6. Step 6: Final answer
    x = 8,390,731.97

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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.