Home / 55,784,076.56-76,983,999.08-31,004,757.52

Finding the Fourth Proportional to 55,784,076.56, 76,983,999.08 and 31,004,757.52

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Solution

The fourth proportional to 55,784,076.56, 76,983,999.08 and 31,004,757.52 is: 42,787,662.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,784,076.56 : 76,983,999.08 = 31,004,757.52 : x
  2. Step 2: Convert to fraction form
    55,784,076.56/76,983,999.08 = 31,004,757.52/x
  3. Step 3: Cross multiply
    55,784,076.56x = 76,983,999.08 × 31,004,757.52
  4. Step 4: Simplify right side
    55,784,076.56x = 2,386,870,224,395,303
  5. Step 5: Solve for x
    x = 2,386,870,224,395,303/55,784,076.56
  6. Step 6: Final answer
    x = 42,787,662.21

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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.