Home / 7,728,738.12-11,592,057.42-2,937,633.48

Finding the Fourth Proportional to 7,728,738.12, 11,592,057.42 and 2,937,633.48

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Solution

The fourth proportional to 7,728,738.12, 11,592,057.42 and 2,937,633.48 is: 4,406,051.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,728,738.12 : 11,592,057.42 = 2,937,633.48 : x
  2. Step 2: Convert to fraction form
    7,728,738.12/11,592,057.42 = 2,937,633.48/x
  3. Step 3: Cross multiply
    7,728,738.12x = 11,592,057.42 × 2,937,633.48
  4. Step 4: Simplify right side
    7,728,738.12x = 34,053,215,979,074.42
  5. Step 5: Solve for x
    x = 34,053,215,979,074.42/7,728,738.12
  6. Step 6: Final answer
    x = 4,406,051.21

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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.