Home / 7,928,107.32-11,892,168.48-1,944,475.32

Finding the Fourth Proportional to 7,928,107.32, 11,892,168.48 and 1,944,475.32

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Solution

The fourth proportional to 7,928,107.32, 11,892,168.48 and 1,944,475.32 is: 2,916,714.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928,107.32 : 11,892,168.48 = 1,944,475.32 : x
  2. Step 2: Convert to fraction form
    7,928,107.32/11,892,168.48 = 1,944,475.32/x
  3. Step 3: Cross multiply
    7,928,107.32x = 11,892,168.48 × 1,944,475.32
  4. Step 4: Simplify right side
    7,928,107.32x = 23,124,028,110,641.91
  5. Step 5: Solve for x
    x = 23,124,028,110,641.91/7,928,107.32
  6. Step 6: Final answer
    x = 2,916,714.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.