Home / 54,220,887.18-81,333,946.40-17,828,471.75

Finding the Fourth Proportional to 54,220,887.18, 81,333,946.40 and 17,828,471.75

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Solution

The fourth proportional to 54,220,887.18, 81,333,946.40 and 17,828,471.75 is: 26,743,567.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,220,887.18 : 81,333,946.40 = 17,828,471.75 : x
  2. Step 2: Convert to fraction form
    54,220,887.18/81,333,946.40 = 17,828,471.75/x
  3. Step 3: Cross multiply
    54,220,887.18x = 81,333,946.40 × 17,828,471.75
  4. Step 4: Simplify right side
    54,220,887.18x = 1,450,059,965,212,602
  5. Step 5: Solve for x
    x = 1,450,059,965,212,602/54,220,887.18
  6. Step 6: Final answer
    x = 26,743,567.67

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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.