Home / 75,713,774.80-113,570,662.20-41,621,947.60

Finding the Fourth Proportional to 75,713,774.80, 113,570,662.20 and 41,621,947.60

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Solution

The fourth proportional to 75,713,774.80, 113,570,662.20 and 41,621,947.60 is: 62,432,921.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,713,774.80 : 113,570,662.20 = 41,621,947.60 : x
  2. Step 2: Convert to fraction form
    75,713,774.80/113,570,662.20 = 41,621,947.60/x
  3. Step 3: Cross multiply
    75,713,774.80x = 113,570,662.20 × 41,621,947.60
  4. Step 4: Simplify right side
    75,713,774.80x = 4,727,032,150,985,701
  5. Step 5: Solve for x
    x = 4,727,032,150,985,701/75,713,774.80
  6. Step 6: Final answer
    x = 62,432,921.40

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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.