Home / 55,271,734.22-82,979,445.48-42,501,206.96

Finding the Fourth Proportional to 55,271,734.22, 82,979,445.48 and 42,501,206.96

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Solution

The fourth proportional to 55,271,734.22, 82,979,445.48 and 42,501,206.96 is: 63,807,055.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,271,734.22 : 82,979,445.48 = 42,501,206.96 : x
  2. Step 2: Convert to fraction form
    55,271,734.22/82,979,445.48 = 42,501,206.96/x
  3. Step 3: Cross multiply
    55,271,734.22x = 82,979,445.48 × 42,501,206.96
  4. Step 4: Simplify right side
    55,271,734.22x = 3,526,726,585,771,517
  5. Step 5: Solve for x
    x = 3,526,726,585,771,517/55,271,734.22
  6. Step 6: Final answer
    x = 63,807,055.01

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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.