Home / 12,074,731.30-18,133,092.15-6,406,027.30

Finding the Fourth Proportional to 12,074,731.30, 18,133,092.15 and 6,406,027.30

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Solution

The fourth proportional to 12,074,731.30, 18,133,092.15 and 6,406,027.30 is: 9,620,179.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,074,731.30 : 18,133,092.15 = 6,406,027.30 : x
  2. Step 2: Convert to fraction form
    12,074,731.30/18,133,092.15 = 6,406,027.30/x
  3. Step 3: Cross multiply
    12,074,731.30x = 18,133,092.15 × 6,406,027.30
  4. Step 4: Simplify right side
    12,074,731.30x = 116,161,083,346,315.69
  5. Step 5: Solve for x
    x = 116,161,083,346,315.69/12,074,731.30
  6. Step 6: Final answer
    x = 9,620,179.57

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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.