Home / 52,131,181.18-71,941,526.04-28,928,467.12

Finding the Fourth Proportional to 52,131,181.18, 71,941,526.04 and 28,928,467.12

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Solution

The fourth proportional to 52,131,181.18, 71,941,526.04 and 28,928,467.12 is: 39,921,559.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,131,181.18 : 71,941,526.04 = 28,928,467.12 : x
  2. Step 2: Convert to fraction form
    52,131,181.18/71,941,526.04 = 28,928,467.12/x
  3. Step 3: Cross multiply
    52,131,181.18x = 71,941,526.04 × 28,928,467.12
  4. Step 4: Simplify right side
    52,131,181.18x = 2,081,158,070,610,764
  5. Step 5: Solve for x
    x = 2,081,158,070,610,764/52,131,181.18
  6. Step 6: Final answer
    x = 39,921,559.87

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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.