Home / 12,292,839.72-18,439,303.32-3,773,176.92

Finding the Fourth Proportional to 12,292,839.72, 18,439,303.32 and 3,773,176.92

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Solution

The fourth proportional to 12,292,839.72, 18,439,303.32 and 3,773,176.92 is: 5,659,778.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292,839.72 : 18,439,303.32 = 3,773,176.92 : x
  2. Step 2: Convert to fraction form
    12,292,839.72/18,439,303.32 = 3,773,176.92/x
  3. Step 3: Cross multiply
    12,292,839.72x = 18,439,303.32 × 3,773,176.92
  4. Step 4: Simplify right side
    12,292,839.72x = 69,574,753,707,903.38
  5. Step 5: Solve for x
    x = 69,574,753,707,903.38/12,292,839.72
  6. Step 6: Final answer
    x = 5,659,778.81

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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.