Home / 55,217,947.84-76,200,147.60-30,099,506.56

Finding the Fourth Proportional to 55,217,947.84, 76,200,147.60 and 30,099,506.56

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Solution

The fourth proportional to 55,217,947.84, 76,200,147.60 and 30,099,506.56 is: 41,536,980.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,217,947.84 : 76,200,147.60 = 30,099,506.56 : x
  2. Step 2: Convert to fraction form
    55,217,947.84/76,200,147.60 = 30,099,506.56/x
  3. Step 3: Cross multiply
    55,217,947.84x = 76,200,147.60 × 30,099,506.56
  4. Step 4: Simplify right side
    55,217,947.84x = 2,293,586,842,559,168
  5. Step 5: Solve for x
    x = 2,293,586,842,559,168/55,217,947.84
  6. Step 6: Final answer
    x = 41,536,980.86

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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.