Home / 18,268,250.19-25,210,176.53-10,926,083.18

Finding the Fourth Proportional to 18,268,250.19, 25,210,176.53 and 10,926,083.18

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Solution

The fourth proportional to 18,268,250.19, 25,210,176.53 and 10,926,083.18 is: 15,077,989.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,268,250.19 : 25,210,176.53 = 10,926,083.18 : x
  2. Step 2: Convert to fraction form
    18,268,250.19/25,210,176.53 = 10,926,083.18/x
  3. Step 3: Cross multiply
    18,268,250.19x = 25,210,176.53 × 10,926,083.18
  4. Step 4: Simplify right side
    18,268,250.19x = 275,448,485,819,118
  5. Step 5: Solve for x
    x = 275,448,485,819,118/18,268,250.19
  6. Step 6: Final answer
    x = 15,077,989.57

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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.