Home / 11,102,779.40-16,682,162.70-7,061,203.40

Finding the Fourth Proportional to 11,102,779.40, 16,682,162.70 and 7,061,203.40

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Solution

The fourth proportional to 11,102,779.40, 16,682,162.70 and 7,061,203.40 is: 10,609,608.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102,779.40 : 16,682,162.70 = 7,061,203.40 : x
  2. Step 2: Convert to fraction form
    11,102,779.40/16,682,162.70 = 7,061,203.40/x
  3. Step 3: Cross multiply
    11,102,779.40x = 16,682,162.70 × 7,061,203.40
  4. Step 4: Simplify right side
    11,102,779.40x = 117,796,143,976,593.19
  5. Step 5: Solve for x
    x = 117,796,143,976,593.19/11,102,779.40
  6. Step 6: Final answer
    x = 10,609,608.62

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1.5x scale

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.