Home / 56,773,179.11-78,346,927.03-30,667,692.75

Finding the Fourth Proportional to 56,773,179.11, 78,346,927.03 and 30,667,692.75

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Solution

The fourth proportional to 56,773,179.11, 78,346,927.03 and 30,667,692.75 is: 42,321,383.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,773,179.11 : 78,346,927.03 = 30,667,692.75 : x
  2. Step 2: Convert to fraction form
    56,773,179.11/78,346,927.03 = 30,667,692.75/x
  3. Step 3: Cross multiply
    56,773,179.11x = 78,346,927.03 × 30,667,692.75
  4. Step 4: Simplify right side
    56,773,179.11x = 2,402,719,486,062,710
  5. Step 5: Solve for x
    x = 2,402,719,486,062,710/56,773,179.11
  6. Step 6: Final answer
    x = 42,321,383.51

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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.