Home / 13,970,641.64-20,955,967.88-6,285,311.42

Finding the Fourth Proportional to 13,970,641.64, 20,955,967.88 and 6,285,311.42

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Solution

The fourth proportional to 13,970,641.64, 20,955,967.88 and 6,285,311.42 is: 9,427,969.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,970,641.64 : 20,955,967.88 = 6,285,311.42 : x
  2. Step 2: Convert to fraction form
    13,970,641.64/20,955,967.88 = 6,285,311.42/x
  3. Step 3: Cross multiply
    13,970,641.64x = 20,955,967.88 × 6,285,311.42
  4. Step 4: Simplify right side
    13,970,641.64x = 131,714,784,097,110.80
  5. Step 5: Solve for x
    x = 131,714,784,097,110.80/13,970,641.64
  6. Step 6: Final answer
    x = 9,427,969.56

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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.