Home / 40,166,302.32-55,456,190.46-30,857,293.08

Finding the Fourth Proportional to 40,166,302.32, 55,456,190.46 and 30,857,293.08

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Solution

The fourth proportional to 40,166,302.32, 55,456,190.46 and 30,857,293.08 is: 42,603,571.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,166,302.32 : 55,456,190.46 = 30,857,293.08 : x
  2. Step 2: Convert to fraction form
    40,166,302.32/55,456,190.46 = 30,857,293.08/x
  3. Step 3: Cross multiply
    40,166,302.32x = 55,456,190.46 × 30,857,293.08
  4. Step 4: Simplify right side
    40,166,302.32x = 1,711,227,922,124,520
  5. Step 5: Solve for x
    x = 1,711,227,922,124,520/40,166,302.32
  6. Step 6: Final answer
    x = 42,603,571.23

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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.