Home / 13,031,050.68-19,440,767.72-12,325,611.96

Finding the Fourth Proportional to 13,031,050.68, 19,440,767.72 and 12,325,611.96

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Solution

The fourth proportional to 13,031,050.68, 19,440,767.72 and 12,325,611.96 is: 18,388,337.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,031,050.68 : 19,440,767.72 = 12,325,611.96 : x
  2. Step 2: Convert to fraction form
    13,031,050.68/19,440,767.72 = 12,325,611.96/x
  3. Step 3: Cross multiply
    13,031,050.68x = 19,440,767.72 × 12,325,611.96
  4. Step 4: Simplify right side
    13,031,050.68x = 239,619,359,059,585.88
  5. Step 5: Solve for x
    x = 239,619,359,059,585.88/13,031,050.68
  6. Step 6: Final answer
    x = 18,388,337.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.