Home / 12,731,362.92-19,096,855.02-3,146,740.92

Finding the Fourth Proportional to 12,731,362.92, 19,096,855.02 and 3,146,740.92

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Solution

The fourth proportional to 12,731,362.92, 19,096,855.02 and 3,146,740.92 is: 4,720,064.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731,362.92 : 19,096,855.02 = 3,146,740.92 : x
  2. Step 2: Convert to fraction form
    12,731,362.92/19,096,855.02 = 3,146,740.92/x
  3. Step 3: Cross multiply
    12,731,362.92x = 19,096,855.02 × 3,146,740.92
  4. Step 4: Simplify right side
    12,731,362.92x = 60,092,855,134,741.41
  5. Step 5: Solve for x
    x = 60,092,855,134,741.41/12,731,362.92
  6. Step 6: Final answer
    x = 4,720,064.58

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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.