Home / 12,484,794.25-18,727,191.38-3,509,346.25

Finding the Fourth Proportional to 12,484,794.25, 18,727,191.38 and 3,509,346.25

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Solution

The fourth proportional to 12,484,794.25, 18,727,191.38 and 3,509,346.25 is: 5,264,019.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484,794.25 : 18,727,191.38 = 3,509,346.25 : x
  2. Step 2: Convert to fraction form
    12,484,794.25/18,727,191.38 = 3,509,346.25/x
  3. Step 3: Cross multiply
    12,484,794.25x = 18,727,191.38 × 3,509,346.25
  4. Step 4: Simplify right side
    12,484,794.25x = 65,720,198,842,435.32
  5. Step 5: Solve for x
    x = 65,720,198,842,435.32/12,484,794.25
  6. Step 6: Final answer
    x = 5,264,019.38

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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.