Home / 54,737,146.53-75,134,896.73-48,403,419.57

Finding the Fourth Proportional to 54,737,146.53, 75,134,896.73 and 48,403,419.57

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Solution

The fourth proportional to 54,737,146.53, 75,134,896.73 and 48,403,419.57 is: 66,440,911.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,737,146.53 : 75,134,896.73 = 48,403,419.57 : x
  2. Step 2: Convert to fraction form
    54,737,146.53/75,134,896.73 = 48,403,419.57/x
  3. Step 3: Cross multiply
    54,737,146.53x = 75,134,896.73 × 48,403,419.57
  4. Step 4: Simplify right side
    54,737,146.53x = 3,636,785,930,528,793.50
  5. Step 5: Solve for x
    x = 3,636,785,930,528,793.50/54,737,146.53
  6. Step 6: Final answer
    x = 66,440,911.90

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.