Home / 55,577,260.87-76,697,076.94-30,797,861.53

Finding the Fourth Proportional to 55,577,260.87, 76,697,076.94 and 30,797,861.53

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Solution

The fourth proportional to 55,577,260.87, 76,697,076.94 and 30,797,861.53 is: 42,501,302.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,577,260.87 : 76,697,076.94 = 30,797,861.53 : x
  2. Step 2: Convert to fraction form
    55,577,260.87/76,697,076.94 = 30,797,861.53/x
  3. Step 3: Cross multiply
    55,577,260.87x = 76,697,076.94 × 30,797,861.53
  4. Step 4: Simplify right side
    55,577,260.87x = 2,362,105,955,229,022.50
  5. Step 5: Solve for x
    x = 2,362,105,955,229,022.50/55,577,260.87
  6. Step 6: Final answer
    x = 42,501,302.12

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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.