Home / 57,285,064.82-79,055,100.27-35,271,264.08

Finding the Fourth Proportional to 57,285,064.82, 79,055,100.27 and 35,271,264.08

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Solution

The fourth proportional to 57,285,064.82, 79,055,100.27 and 35,271,264.08 is: 48,675,397.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,285,064.82 : 79,055,100.27 = 35,271,264.08 : x
  2. Step 2: Convert to fraction form
    57,285,064.82/79,055,100.27 = 35,271,264.08/x
  3. Step 3: Cross multiply
    57,285,064.82x = 79,055,100.27 × 35,271,264.08
  4. Step 4: Simplify right side
    57,285,064.82x = 2,788,373,318,494,049
  5. Step 5: Solve for x
    x = 2,788,373,318,494,049/57,285,064.82
  6. Step 6: Final answer
    x = 48,675,397.81

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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.