Home / 12,016,172.32-16,604,313.92-8,747,311.94

Finding the Fourth Proportional to 12,016,172.32, 16,604,313.92 and 8,747,311.94

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Solution

The fourth proportional to 12,016,172.32, 16,604,313.92 and 8,747,311.94 is: 12,087,302.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,016,172.32 : 16,604,313.92 = 8,747,311.94 : x
  2. Step 2: Convert to fraction form
    12,016,172.32/16,604,313.92 = 8,747,311.94/x
  3. Step 3: Cross multiply
    12,016,172.32x = 16,604,313.92 × 8,747,311.94
  4. Step 4: Simplify right side
    12,016,172.32x = 145,243,113,407,924.19
  5. Step 5: Solve for x
    x = 145,243,113,407,924.19/12,016,172.32
  6. Step 6: Final answer
    x = 12,087,302.81

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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.