Home / 16,405,779.20-24,608,668.80-7,884,060.80

Finding the Fourth Proportional to 16,405,779.20, 24,608,668.80 and 7,884,060.80

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Solution

The fourth proportional to 16,405,779.20, 24,608,668.80 and 7,884,060.80 is: 11,826,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,405,779.20 : 24,608,668.80 = 7,884,060.80 : x
  2. Step 2: Convert to fraction form
    16,405,779.20/24,608,668.80 = 7,884,060.80/x
  3. Step 3: Cross multiply
    16,405,779.20x = 24,608,668.80 × 7,884,060.80
  4. Step 4: Simplify right side
    16,405,779.20x = 194,016,241,026,263.03
  5. Step 5: Solve for x
    x = 194,016,241,026,263.03/16,405,779.20
  6. Step 6: Final answer
    x = 11,826,091.20

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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.