Home / 35,807,763.49-53,673,404.42-20,421,923.72

Finding the Fourth Proportional to 35,807,763.49, 53,673,404.42 and 20,421,923.72

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Solution

The fourth proportional to 35,807,763.49, 53,673,404.42 and 20,421,923.72 is: 30,611,076.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,807,763.49 : 53,673,404.42 = 20,421,923.72 : x
  2. Step 2: Convert to fraction form
    35,807,763.49/53,673,404.42 = 20,421,923.72/x
  3. Step 3: Cross multiply
    35,807,763.49x = 53,673,404.42 × 20,421,923.72
  4. Step 4: Simplify right side
    35,807,763.49x = 1,096,114,170,640,638.62
  5. Step 5: Solve for x
    x = 1,096,114,170,640,638.62/35,807,763.49
  6. Step 6: Final answer
    x = 30,611,076.03

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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.