Home / 25,775,135.76-35,536,668-21,111,741.12

Finding the Fourth Proportional to 25,775,135.76, 35,536,668 and 21,111,741.12

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Solution

The fourth proportional to 25,775,135.76, 35,536,668 and 21,111,741.12 is: 29,107,157.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,775,135.76 : 35,536,668 = 21,111,741.12 : x
  2. Step 2: Convert to fraction form
    25,775,135.76/35,536,668 = 21,111,741.12/x
  3. Step 3: Cross multiply
    25,775,135.76x = 35,536,668 × 21,111,741.12
  4. Step 4: Simplify right side
    25,775,135.76x = 750,240,935,083,388.25
  5. Step 5: Solve for x
    x = 750,240,935,083,388.25/25,775,135.76
  6. Step 6: Final answer
    x = 29,107,157.46

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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.