Home / 54,197,775-81,312,632.46-21,833,022.96

Finding the Fourth Proportional to 54,197,775, 81,312,632.46 and 21,833,022.96

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Solution

The fourth proportional to 54,197,775, 81,312,632.46 and 21,833,022.96 is: 32,755,967.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,197,775 : 81,312,632.46 = 21,833,022.96 : x
  2. Step 2: Convert to fraction form
    54,197,775/81,312,632.46 = 21,833,022.96/x
  3. Step 3: Cross multiply
    54,197,775x = 81,312,632.46 × 21,833,022.96
  4. Step 4: Simplify right side
    54,197,775x = 1,775,300,571,437,221.25
  5. Step 5: Solve for x
    x = 1,775,300,571,437,221.25/54,197,775
  6. Step 6: Final answer
    x = 32,755,967.78

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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.