Home / 18,268,256.90-25,210,185.77-10,926,089.90

Finding the Fourth Proportional to 18,268,256.90, 25,210,185.77 and 10,926,089.90

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Solution

The fourth proportional to 18,268,256.90, 25,210,185.77 and 10,926,089.90 is: 15,077,998.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,268,256.90 : 25,210,185.77 = 10,926,089.90 : x
  2. Step 2: Convert to fraction form
    18,268,256.90/25,210,185.77 = 10,926,089.90/x
  3. Step 3: Cross multiply
    18,268,256.90x = 25,210,185.77 × 10,926,089.90
  4. Step 4: Simplify right side
    18,268,256.90x = 275,448,755,938,039.34
  5. Step 5: Solve for x
    x = 275,448,755,938,039.34/18,268,256.90
  6. Step 6: Final answer
    x = 15,077,998.82

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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.