Home / 54,151,778.79-81,219,692.12-17,764,014.33

Finding the Fourth Proportional to 54,151,778.79, 81,219,692.12 and 17,764,014.33

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Solution

The fourth proportional to 54,151,778.79, 81,219,692.12 and 17,764,014.33 is: 26,643,405.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,151,778.79 : 81,219,692.12 = 17,764,014.33 : x
  2. Step 2: Convert to fraction form
    54,151,778.79/81,219,692.12 = 17,764,014.33/x
  3. Step 3: Cross multiply
    54,151,778.79x = 81,219,692.12 × 17,764,014.33
  4. Step 4: Simplify right side
    54,151,778.79x = 1,442,787,774,609,047.75
  5. Step 5: Solve for x
    x = 1,442,787,774,609,047.75/54,151,778.79
  6. Step 6: Final answer
    x = 26,643,405.02

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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.