Home / 53,483,084.42-80,201,265.23-18,928,001.69

Finding the Fourth Proportional to 53,483,084.42, 80,201,265.23 and 18,928,001.69

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Solution

The fourth proportional to 53,483,084.42, 80,201,265.23 and 18,928,001.69 is: 28,383,734.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,483,084.42 : 80,201,265.23 = 18,928,001.69 : x
  2. Step 2: Convert to fraction form
    53,483,084.42/80,201,265.23 = 18,928,001.69/x
  3. Step 3: Cross multiply
    53,483,084.42x = 80,201,265.23 × 18,928,001.69
  4. Step 4: Simplify right side
    53,483,084.42x = 1,518,049,683,317,931.75
  5. Step 5: Solve for x
    x = 1,518,049,683,317,931.75/53,483,084.42
  6. Step 6: Final answer
    x = 28,383,734.78

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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.