Home / 16,786,512.30-25,192,210.05-12,307,536.30

Finding the Fourth Proportional to 16,786,512.30, 25,192,210.05 and 12,307,536.30

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Solution

The fourth proportional to 16,786,512.30, 25,192,210.05 and 12,307,536.30 is: 18,470,426.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786,512.30 : 25,192,210.05 = 12,307,536.30 : x
  2. Step 2: Convert to fraction form
    16,786,512.30/25,192,210.05 = 12,307,536.30/x
  3. Step 3: Cross multiply
    16,786,512.30x = 25,192,210.05 × 12,307,536.30
  4. Step 4: Simplify right side
    16,786,512.30x = 310,054,039,667,599.81
  5. Step 5: Solve for x
    x = 310,054,039,667,599.81/16,786,512.30
  6. Step 6: Final answer
    x = 18,470,426.38

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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.