Home / 13,699,110.12-20,555,417.46-6,413,063.65

Finding the Fourth Proportional to 13,699,110.12, 20,555,417.46 and 6,413,063.65

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Solution

The fourth proportional to 13,699,110.12, 20,555,417.46 and 6,413,063.65 is: 9,622,756.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,699,110.12 : 20,555,417.46 = 6,413,063.65 : x
  2. Step 2: Convert to fraction form
    13,699,110.12/20,555,417.46 = 6,413,063.65/x
  3. Step 3: Cross multiply
    13,699,110.12x = 20,555,417.46 × 6,413,063.65
  4. Step 4: Simplify right side
    13,699,110.12x = 131,823,200,535,740.34
  5. Step 5: Solve for x
    x = 131,823,200,535,740.34/13,699,110.12
  6. Step 6: Final answer
    x = 9,622,756.47

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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.