Home / 9,281,418.32-12,808,361.94-5,151,451.16

Finding the Fourth Proportional to 9,281,418.32, 12,808,361.94 and 5,151,451.16

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Solution

The fourth proportional to 9,281,418.32, 12,808,361.94 and 5,151,451.16 is: 7,109,005.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,281,418.32 : 12,808,361.94 = 5,151,451.16 : x
  2. Step 2: Convert to fraction form
    9,281,418.32/12,808,361.94 = 5,151,451.16/x
  3. Step 3: Cross multiply
    9,281,418.32x = 12,808,361.94 × 5,151,451.16
  4. Step 4: Simplify right side
    9,281,418.32x = 65,981,650,973,512.85
  5. Step 5: Solve for x
    x = 65,981,650,973,512.85/9,281,418.32
  6. Step 6: Final answer
    x = 7,109,005.19

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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.