Home / 16,001,615.72-22,082,284.66-8,659,446.92

Finding the Fourth Proportional to 16,001,615.72, 22,082,284.66 and 8,659,446.92

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Solution

The fourth proportional to 16,001,615.72, 22,082,284.66 and 8,659,446.92 is: 11,950,066.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,001,615.72 : 22,082,284.66 = 8,659,446.92 : x
  2. Step 2: Convert to fraction form
    16,001,615.72/22,082,284.66 = 8,659,446.92/x
  3. Step 3: Cross multiply
    16,001,615.72x = 22,082,284.66 × 8,659,446.92
  4. Step 4: Simplify right side
    16,001,615.72x = 191,220,371,814,056.47
  5. Step 5: Solve for x
    x = 191,220,371,814,056.47/16,001,615.72
  6. Step 6: Final answer
    x = 11,950,066.49

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1.5x scale

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.