Home / 7,949,086.40-10,971,169.80-4,685,707.28

Finding the Fourth Proportional to 7,949,086.40, 10,971,169.80 and 4,685,707.28

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Solution

The fourth proportional to 7,949,086.40, 10,971,169.80 and 4,685,707.28 is: 6,467,119.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949,086.40 : 10,971,169.80 = 4,685,707.28 : x
  2. Step 2: Convert to fraction form
    7,949,086.40/10,971,169.80 = 4,685,707.28/x
  3. Step 3: Cross multiply
    7,949,086.40x = 10,971,169.80 × 4,685,707.28
  4. Step 4: Simplify right side
    7,949,086.40x = 51,407,690,201,976.15
  5. Step 5: Solve for x
    x = 51,407,690,201,976.15/7,949,086.40
  6. Step 6: Final answer
    x = 6,467,119.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.