Home / 7,980,903.42-11,976,124.41-2,932,724.22

Finding the Fourth Proportional to 7,980,903.42, 11,976,124.41 and 2,932,724.22

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Solution

The fourth proportional to 7,980,903.42, 11,976,124.41 and 2,932,724.22 is: 4,400,838.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,980,903.42 : 11,976,124.41 = 2,932,724.22 : x
  2. Step 2: Convert to fraction form
    7,980,903.42/11,976,124.41 = 2,932,724.22/x
  3. Step 3: Cross multiply
    7,980,903.42x = 11,976,124.41 × 2,932,724.22
  4. Step 4: Simplify right side
    7,980,903.42x = 35,122,670,118,940.21
  5. Step 5: Solve for x
    x = 35,122,670,118,940.21/7,980,903.42
  6. Step 6: Final answer
    x = 4,400,838.89

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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.