Home / 12,484,798.75-18,727,198.13-3,509,350.75

Finding the Fourth Proportional to 12,484,798.75, 18,727,198.13 and 3,509,350.75

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Solution

The fourth proportional to 12,484,798.75, 18,727,198.13 and 3,509,350.75 is: 5,264,026.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484,798.75 : 18,727,198.13 = 3,509,350.75 : x
  2. Step 2: Convert to fraction form
    12,484,798.75/18,727,198.13 = 3,509,350.75/x
  3. Step 3: Cross multiply
    12,484,798.75x = 18,727,198.13 × 3,509,350.75
  4. Step 4: Simplify right side
    12,484,798.75x = 65,720,306,802,914.09
  5. Step 5: Solve for x
    x = 65,720,306,802,914.09/12,484,798.75
  6. Step 6: Final answer
    x = 5,264,026.13

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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.