Home / 12,002,762.74-18,004,145.03-2,904,861.88

Finding the Fourth Proportional to 12,002,762.74, 18,004,145.03 and 2,904,861.88

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Solution

The fourth proportional to 12,002,762.74, 18,004,145.03 and 2,904,861.88 is: 4,357,293.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,002,762.74 : 18,004,145.03 = 2,904,861.88 : x
  2. Step 2: Convert to fraction form
    12,002,762.74/18,004,145.03 = 2,904,861.88/x
  3. Step 3: Cross multiply
    12,002,762.74x = 18,004,145.03 × 2,904,861.88
  4. Step 4: Simplify right side
    12,002,762.74x = 52,299,554,579,638.46
  5. Step 5: Solve for x
    x = 52,299,554,579,638.46/12,002,762.74
  6. Step 6: Final answer
    x = 4,357,293.04

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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.