Home / 12,731,316.67-19,096,786-3,146,694.67

Finding the Fourth Proportional to 12,731,316.67, 19,096,786 and 3,146,694.67

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Solution

The fourth proportional to 12,731,316.67, 19,096,786 and 3,146,694.67 is: 4,719,995.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731,316.67 : 19,096,786 = 3,146,694.67 : x
  2. Step 2: Convert to fraction form
    12,731,316.67/19,096,786 = 3,146,694.67/x
  3. Step 3: Cross multiply
    12,731,316.67x = 19,096,786 × 3,146,694.67
  4. Step 4: Simplify right side
    12,731,316.67x = 60,091,754,720,330.62
  5. Step 5: Solve for x
    x = 60,091,754,720,330.62/12,731,316.67
  6. Step 6: Final answer
    x = 4,719,995.29

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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.