Home / 34,489,864.93-51,737,787.80-12,636,180.70

Finding the Fourth Proportional to 34,489,864.93, 51,737,787.80 and 12,636,180.70

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Solution

The fourth proportional to 34,489,864.93, 51,737,787.80 and 12,636,180.70 is: 18,955,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,489,864.93 : 51,737,787.80 = 12,636,180.70 : x
  2. Step 2: Convert to fraction form
    34,489,864.93/51,737,787.80 = 12,636,180.70/x
  3. Step 3: Cross multiply
    34,489,864.93x = 51,737,787.80 × 12,636,180.70
  4. Step 4: Simplify right side
    34,489,864.93x = 653,768,035,595,874.50
  5. Step 5: Solve for x
    x = 653,768,035,595,874.50/34,489,864.93
  6. Step 6: Final answer
    x = 18,955,366.65

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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.