Home / 40,457,069.80-60,741,591.90-31,947,015.40

Finding the Fourth Proportional to 40,457,069.80, 60,741,591.90 and 31,947,015.40

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Solution

The fourth proportional to 40,457,069.80, 60,741,591.90 and 31,947,015.40 is: 47,964,733.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,457,069.80 : 60,741,591.90 = 31,947,015.40 : x
  2. Step 2: Convert to fraction form
    40,457,069.80/60,741,591.90 = 31,947,015.40/x
  3. Step 3: Cross multiply
    40,457,069.80x = 60,741,591.90 × 31,947,015.40
  4. Step 4: Simplify right side
    40,457,069.80x = 1,940,512,571,849,815
  5. Step 5: Solve for x
    x = 1,940,512,571,849,815/40,457,069.80
  6. Step 6: Final answer
    x = 47,964,733.52

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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.