Home / 51,981,801.94-71,732,044.65-28,455,787.54

Finding the Fourth Proportional to 51,981,801.94, 71,732,044.65 and 28,455,787.54

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Solution

The fourth proportional to 51,981,801.94, 71,732,044.65 and 28,455,787.54 is: 39,267,431.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,981,801.94 : 71,732,044.65 = 28,455,787.54 : x
  2. Step 2: Convert to fraction form
    51,981,801.94/71,732,044.65 = 28,455,787.54/x
  3. Step 3: Cross multiply
    51,981,801.94x = 71,732,044.65 × 28,455,787.54
  4. Step 4: Simplify right side
    51,981,801.94x = 2,041,191,822,370,193.75
  5. Step 5: Solve for x
    x = 2,041,191,822,370,193.75/51,981,801.94
  6. Step 6: Final answer
    x = 39,267,431.03

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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.