Home / 16,381,790-24,553,551.72-12,325,245.20

Finding the Fourth Proportional to 16,381,790, 24,553,551.72 and 12,325,245.20

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Solution

The fourth proportional to 16,381,790, 24,553,551.72 and 12,325,245.20 is: 18,473,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,381,790 : 24,553,551.72 = 12,325,245.20 : x
  2. Step 2: Convert to fraction form
    16,381,790/24,553,551.72 = 12,325,245.20/x
  3. Step 3: Cross multiply
    16,381,790x = 24,553,551.72 × 12,325,245.20
  4. Step 4: Simplify right side
    16,381,790x = 302,628,545,479,881.69
  5. Step 5: Solve for x
    x = 302,628,545,479,881.69/16,381,790
  6. Step 6: Final answer
    x = 18,473,472.40

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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.