Home / 37,807,522.80-56,669,293.80-20,780,415.60

Finding the Fourth Proportional to 37,807,522.80, 56,669,293.80 and 20,780,415.60

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Solution

The fourth proportional to 37,807,522.80, 56,669,293.80 and 20,780,415.60 is: 31,147,543.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,807,522.80 : 56,669,293.80 = 20,780,415.60 : x
  2. Step 2: Convert to fraction form
    37,807,522.80/56,669,293.80 = 20,780,415.60/x
  3. Step 3: Cross multiply
    37,807,522.80x = 56,669,293.80 × 20,780,415.60
  4. Step 4: Simplify right side
    37,807,522.80x = 1,177,611,476,922,503.25
  5. Step 5: Solve for x
    x = 1,177,611,476,922,503.25/37,807,522.80
  6. Step 6: Final answer
    x = 31,147,543.92

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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.