Home / 11,457,467.30-15,810,989.58-6,300,828.86

Finding the Fourth Proportional to 11,457,467.30, 15,810,989.58 and 6,300,828.86

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Solution

The fourth proportional to 11,457,467.30, 15,810,989.58 and 6,300,828.86 is: 8,694,970.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,457,467.30 : 15,810,989.58 = 6,300,828.86 : x
  2. Step 2: Convert to fraction form
    11,457,467.30/15,810,989.58 = 6,300,828.86/x
  3. Step 3: Cross multiply
    11,457,467.30x = 15,810,989.58 × 6,300,828.86
  4. Step 4: Simplify right side
    11,457,467.30x = 99,622,339,450,823.28
  5. Step 5: Solve for x
    x = 99,622,339,450,823.28/11,457,467.30
  6. Step 6: Final answer
    x = 8,694,970.44

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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.