Home / 21,567,779.29-32,367,736.56-15,825,351.75

Finding the Fourth Proportional to 21,567,779.29, 32,367,736.56 and 15,825,351.75

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Solution

The fourth proportional to 21,567,779.29, 32,367,736.56 and 15,825,351.75 is: 23,749,817.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,567,779.29 : 32,367,736.56 = 15,825,351.75 : x
  2. Step 2: Convert to fraction form
    21,567,779.29/32,367,736.56 = 15,825,351.75/x
  3. Step 3: Cross multiply
    21,567,779.29x = 32,367,736.56 × 15,825,351.75
  4. Step 4: Simplify right side
    21,567,779.29x = 512,230,816,334,208.19
  5. Step 5: Solve for x
    x = 512,230,816,334,208.19/21,567,779.29
  6. Step 6: Final answer
    x = 23,749,817.24

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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.