Home / 37,179,862.56-51,307,187.40-20,659,560.48

Finding the Fourth Proportional to 37,179,862.56, 51,307,187.40 and 20,659,560.48

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Solution

The fourth proportional to 37,179,862.56, 51,307,187.40 and 20,659,560.48 is: 28,509,625.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,179,862.56 : 51,307,187.40 = 20,659,560.48 : x
  2. Step 2: Convert to fraction form
    37,179,862.56/51,307,187.40 = 20,659,560.48/x
  3. Step 3: Cross multiply
    37,179,862.56x = 51,307,187.40 × 20,659,560.48
  4. Step 4: Simplify right side
    37,179,862.56x = 1,059,983,941,148,994
  5. Step 5: Solve for x
    x = 1,059,983,941,148,994/37,179,862.56
  6. Step 6: Final answer
    x = 28,509,625.05

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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.