Home / 46,571,909.28-69,780,636.36-28,320,896.72

Finding the Fourth Proportional to 46,571,909.28, 69,780,636.36 and 28,320,896.72

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Solution

The fourth proportional to 46,571,909.28, 69,780,636.36 and 28,320,896.72 is: 42,434,382.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,571,909.28 : 69,780,636.36 = 28,320,896.72 : x
  2. Step 2: Convert to fraction form
    46,571,909.28/69,780,636.36 = 28,320,896.72/x
  3. Step 3: Cross multiply
    46,571,909.28x = 69,780,636.36 × 28,320,896.72
  4. Step 4: Simplify right side
    46,571,909.28x = 1,976,250,195,407,436.75
  5. Step 5: Solve for x
    x = 1,976,250,195,407,436.75/46,571,909.28
  6. Step 6: Final answer
    x = 42,434,382.14

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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.