Home / 12,731,315.17-19,096,783.75-3,146,693.17

Finding the Fourth Proportional to 12,731,315.17, 19,096,783.75 and 3,146,693.17

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Solution

The fourth proportional to 12,731,315.17, 19,096,783.75 and 3,146,693.17 is: 4,719,993.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731,315.17 : 19,096,783.75 = 3,146,693.17 : x
  2. Step 2: Convert to fraction form
    12,731,315.17/19,096,783.75 = 3,146,693.17/x
  3. Step 3: Cross multiply
    12,731,315.17x = 19,096,783.75 × 3,146,693.17
  4. Step 4: Simplify right side
    12,731,315.17x = 60,091,718,995,091.98
  5. Step 5: Solve for x
    x = 60,091,718,995,091.98/12,731,315.17
  6. Step 6: Final answer
    x = 4,719,993.04

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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.