Home / 55,217,946.84-76,200,146.22-30,099,505.56

Finding the Fourth Proportional to 55,217,946.84, 76,200,146.22 and 30,099,505.56

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Solution

The fourth proportional to 55,217,946.84, 76,200,146.22 and 30,099,505.56 is: 41,536,979.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,217,946.84 : 76,200,146.22 = 30,099,505.56 : x
  2. Step 2: Convert to fraction form
    55,217,946.84/76,200,146.22 = 30,099,505.56/x
  3. Step 3: Cross multiply
    55,217,946.84x = 76,200,146.22 × 30,099,505.56
  4. Step 4: Simplify right side
    55,217,946.84x = 2,293,586,724,821,703
  5. Step 5: Solve for x
    x = 2,293,586,724,821,703/55,217,946.84
  6. Step 6: Final answer
    x = 41,536,979.48

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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.