Home / 11,078,787.72-15,291,278.00-6,496,585.32

Finding the Fourth Proportional to 11,078,787.72, 15,291,278.00 and 6,496,585.32

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Solution

The fourth proportional to 11,078,787.72, 15,291,278.00 and 6,496,585.32 is: 8,966,783.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078,787.72 : 15,291,278.00 = 6,496,585.32 : x
  2. Step 2: Convert to fraction form
    11,078,787.72/15,291,278.00 = 6,496,585.32/x
  3. Step 3: Cross multiply
    11,078,787.72x = 15,291,278.00 × 6,496,585.32
  4. Step 4: Simplify right side
    11,078,787.72x = 99,341,092,228,060.52
  5. Step 5: Solve for x
    x = 99,341,092,228,060.52/11,078,787.72
  6. Step 6: Final answer
    x = 8,966,783.61

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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.