Home / 18,126,451.26-25,015,162.77-9,866,114.28

Finding the Fourth Proportional to 18,126,451.26, 25,015,162.77 and 9,866,114.28

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Solution

The fourth proportional to 18,126,451.26, 25,015,162.77 and 9,866,114.28 is: 13,615,596.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,126,451.26 : 25,015,162.77 = 9,866,114.28 : x
  2. Step 2: Convert to fraction form
    18,126,451.26/25,015,162.77 = 9,866,114.28/x
  3. Step 3: Cross multiply
    18,126,451.26x = 25,015,162.77 × 9,866,114.28
  4. Step 4: Simplify right side
    18,126,451.26x = 246,802,454,621,621.34
  5. Step 5: Solve for x
    x = 246,802,454,621,621.34/18,126,451.26
  6. Step 6: Final answer
    x = 13,615,596.96

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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.