Home / 37,051,577.76-51,131,477.52-20,531,978.24

Finding the Fourth Proportional to 37,051,577.76, 51,131,477.52 and 20,531,978.24

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Solution

The fourth proportional to 37,051,577.76, 51,131,477.52 and 20,531,978.24 is: 28,334,296.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,051,577.76 : 51,131,477.52 = 20,531,978.24 : x
  2. Step 2: Convert to fraction form
    37,051,577.76/51,131,477.52 = 20,531,978.24/x
  3. Step 3: Cross multiply
    37,051,577.76x = 51,131,477.52 × 20,531,978.24
  4. Step 4: Simplify right side
    37,051,577.76x = 1,049,830,383,819,689.12
  5. Step 5: Solve for x
    x = 1,049,830,383,819,689.12/37,051,577.76
  6. Step 6: Final answer
    x = 28,334,296.33

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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.