Home / 13,397,779.35-18,493,098.53-10,649,343.65

Finding the Fourth Proportional to 13,397,779.35, 18,493,098.53 and 10,649,343.65

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Solution

The fourth proportional to 13,397,779.35, 18,493,098.53 and 10,649,343.65 is: 14,699,403.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,397,779.35 : 18,493,098.53 = 10,649,343.65 : x
  2. Step 2: Convert to fraction form
    13,397,779.35/18,493,098.53 = 10,649,343.65/x
  3. Step 3: Cross multiply
    13,397,779.35x = 18,493,098.53 × 10,649,343.65
  4. Step 4: Simplify right side
    13,397,779.35x = 196,939,361,253,567.59
  5. Step 5: Solve for x
    x = 196,939,361,253,567.59/13,397,779.35
  6. Step 6: Final answer
    x = 14,699,403.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.