Home / 36,881,880.30-55,322,820.45-19,875,768.30

Finding the Fourth Proportional to 36,881,880.30, 55,322,820.45 and 19,875,768.30

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Solution

The fourth proportional to 36,881,880.30, 55,322,820.45 and 19,875,768.30 is: 29,813,652.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,881,880.30 : 55,322,820.45 = 19,875,768.30 : x
  2. Step 2: Convert to fraction form
    36,881,880.30/55,322,820.45 = 19,875,768.30/x
  3. Step 3: Cross multiply
    36,881,880.30x = 55,322,820.45 × 19,875,768.30
  4. Step 4: Simplify right side
    36,881,880.30x = 1,099,583,560,966,701.88
  5. Step 5: Solve for x
    x = 1,099,583,560,966,701.88/36,881,880.30
  6. Step 6: Final answer
    x = 29,813,652.45

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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.