Home / 18,268,257.32-25,210,186.38-10,926,090.32

Finding the Fourth Proportional to 18,268,257.32, 25,210,186.38 and 10,926,090.32

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Solution

The fourth proportional to 18,268,257.32, 25,210,186.38 and 10,926,090.32 is: 15,077,999.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,268,257.32 : 25,210,186.38 = 10,926,090.32 : x
  2. Step 2: Convert to fraction form
    18,268,257.32/25,210,186.38 = 10,926,090.32/x
  3. Step 3: Cross multiply
    18,268,257.32x = 25,210,186.38 × 10,926,090.32
  4. Step 4: Simplify right side
    18,268,257.32x = 275,448,773,371,913.84
  5. Step 5: Solve for x
    x = 275,448,773,371,913.84/18,268,257.32
  6. Step 6: Final answer
    x = 15,077,999.43

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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.