Home / 13,816,149.40-20,725,779.30-4,231,451.80

Finding the Fourth Proportional to 13,816,149.40, 20,725,779.30 and 4,231,451.80

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Solution

The fourth proportional to 13,816,149.40, 20,725,779.30 and 4,231,451.80 is: 6,347,654.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,816,149.40 : 20,725,779.30 = 4,231,451.80 : x
  2. Step 2: Convert to fraction form
    13,816,149.40/20,725,779.30 = 4,231,451.80/x
  3. Step 3: Cross multiply
    13,816,149.40x = 20,725,779.30 × 4,231,451.80
  4. Step 4: Simplify right side
    13,816,149.40x = 87,700,136,125,387.73
  5. Step 5: Solve for x
    x = 87,700,136,125,387.73/13,816,149.40
  6. Step 6: Final answer
    x = 6,347,654.01

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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.