Home / 13,268,908.80-18,311,683.33-7,468,066.26

Finding the Fourth Proportional to 13,268,908.80, 18,311,683.33 and 7,468,066.26

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Solution

The fourth proportional to 13,268,908.80, 18,311,683.33 and 7,468,066.26 is: 10,306,263.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,268,908.80 : 18,311,683.33 = 7,468,066.26 : x
  2. Step 2: Convert to fraction form
    13,268,908.80/18,311,683.33 = 7,468,066.26/x
  3. Step 3: Cross multiply
    13,268,908.80x = 18,311,683.33 × 7,468,066.26
  4. Step 4: Simplify right side
    13,268,908.80x = 136,752,864,440,577.42
  5. Step 5: Solve for x
    x = 136,752,864,440,577.42/13,268,908.80
  6. Step 6: Final answer
    x = 10,306,263.05

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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.