Home / 46,571,906.28-69,780,631.86-28,320,893.72

Finding the Fourth Proportional to 46,571,906.28, 69,780,631.86 and 28,320,893.72

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Solution

The fourth proportional to 46,571,906.28, 69,780,631.86 and 28,320,893.72 is: 42,434,377.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,571,906.28 : 69,780,631.86 = 28,320,893.72 : x
  2. Step 2: Convert to fraction form
    46,571,906.28/69,780,631.86 = 28,320,893.72/x
  3. Step 3: Cross multiply
    46,571,906.28x = 69,780,631.86 × 28,320,893.72
  4. Step 4: Simplify right side
    46,571,906.28x = 1,976,249,858,621,505.75
  5. Step 5: Solve for x
    x = 1,976,249,858,621,505.75/46,571,906.28
  6. Step 6: Final answer
    x = 42,434,377.64

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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.