Home / 51,137,380.35-70,552,079.73-29,105,361.72

Finding the Fourth Proportional to 51,137,380.35, 70,552,079.73 and 29,105,361.72

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Solution

The fourth proportional to 51,137,380.35, 70,552,079.73 and 29,105,361.72 is: 40,155,435.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,137,380.35 : 70,552,079.73 = 29,105,361.72 : x
  2. Step 2: Convert to fraction form
    51,137,380.35/70,552,079.73 = 29,105,361.72/x
  3. Step 3: Cross multiply
    51,137,380.35x = 70,552,079.73 × 29,105,361.72
  4. Step 4: Simplify right side
    51,137,380.35x = 2,053,443,800,639,930
  5. Step 5: Solve for x
    x = 2,053,443,800,639,930/51,137,380.35
  6. Step 6: Final answer
    x = 40,155,435.94

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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.